Reword the restart reminder for better style and consistency

data/darktableconfig.xml.in

@@ -138,7 +138,7 @@
     <type>string</type>
     <default>library.db</default>
     <shortdescription>database location</shortdescription>
-    <longdescription>filename relative to ~/.config/darktable or starting with a slash (needs a restart).</longdescription>
+    <longdescription>filename relative to ~/.config/darktable or starting with a slash (restart required)</longdescription>
   </dtconfig>
   <dtconfig>
     <name>storage/piwigo/last_album</name>
@@ -188,14 +188,14 @@
     <type>int</type>
     <default>64</default>
     <shortdescription>minimum width of the side panels in pixels</shortdescription>
-    <longdescription>(needs a restart)</longdescription>
+    <longdescription>(restart required)</longdescription>
   </dtconfig>
   <dtconfig>
     <name>max_panel_height</name>
     <type>int</type>
     <default>400</default>
     <shortdescription>maximum width of the side panels in pixels</shortdescription>
-    <longdescription>(needs a restart)</longdescription>
+    <longdescription>(restart required)</longdescription>
   </dtconfig>
   <dtconfig prefs="misc" section="slideshow">
     <name>slideshow_delay</name>
@@ -243,7 +243,7 @@
     <type>string</type>
     <default>*/!0,*/*/*/!0,*</default>
     <shortdescription>priority of OpenCL devices for each pixelpipe type</shortdescription>
-    <longdescription>defines priorities on how (multiple) OpenCL devices are allocated to the different types of pixelpipe (full, preview, export, thumbnail, preview2). for more details visit our usermanual (needs a restart).</longdescription>
+    <longdescription>defines priorities on how (multiple) OpenCL devices are allocated to the different types of pixelpipe (full, preview, export, thumbnail, preview2). for more details visit our user manual. (restart required)</longdescription>
   </dtconfig>
   <dtconfig>
     <name>opencl_mandatory_timeout</name>
@@ -2254,7 +2254,7 @@
     <type>bool</type>
     <default>true</default>
     <shortdescription>always show panels' scrollbars</shortdescription>
-    <longdescription>defines whether the panel scrollbars should be always visible or activated only depending on the content.  (need a restart)</longdescription>
+    <longdescription>defines whether the panel scrollbars should be always visible or activated only depending on the content. (restart required)</longdescription>
   </dtconfig>
   <dtconfig prefs="misc" section="interface">
     <name>darkroom/ui/transition_duration</name>
@@ -3477,7 +3477,7 @@
     <type>dir</type>
     <default>$(home)</default>
     <shortdescription>LUT 3D root folder</shortdescription>
-    <longdescription>this folder (and sub-folders) contains LUT files used by LUT 3D module. (need a restart).</longdescription>
+    <longdescription>this folder (and sub-folders) contains LUT files used by LUT 3D module. (restart required)</longdescription>
   </dtconfig>
   <dtconfig prefs="processing" section="general">
     <name>plugins/darkroom/workflow</name>
@@ -3498,7 +3498,7 @@
     <type>bool</type>
     <default>false</default>
     <shortdescription>auto-apply per camera basecurve presets</shortdescription>
-    <longdescription>use the per-camera basecurve by default instead of the generic manufacturer one if there is one available (needs a restart).\nthis option is taken into account when the \"auto-apply pixel workflow defaults\" is set to \"display-referred\".\nto prevent auto-apply basecurve presets \"auto-apply pixel workflow defaults\" should be set to \"none\"</longdescription>
+    <longdescription>use the per-camera basecurve by default instead of the generic manufacturer one if there is one available. (restart required)\nthis option is taken into account when the \"auto-apply pixel workflow defaults\" is set to \"display-referred\".\nto prevent auto-apply basecurve presets \"auto-apply pixel workflow defaults\" should be set to \"none\"</longdescription>
   </dtconfig>
   <dtconfig prefs="processing" section="general">
     <name>ui/detect_mono_exif</name>

src/gui/preferences.c

@@ -1,6 +1,6 @@
 /*
     This file is part of darktable,
-    Copyright (C) 2010-2023 darktable developers.
+    Copyright (C) 2010-2024 darktable developers.
 
     darktable is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -289,7 +289,7 @@ static void init_tab_general(GtkWidget *dialog, GtkWidget *stack, dt_gui_themetw
   g_signal_connect(G_OBJECT(widget), "value-changed", G_CALLBACK(language_callback), 0);
   gtk_widget_set_tooltip_text(labelev,  _("double-click to reset to the system language"));
   gtk_event_box_set_visible_window(GTK_EVENT_BOX(labelev), FALSE);
-  gtk_widget_set_tooltip_text(widget, _("set the language of the user interface. the system default is marked with an * (needs a restart)"));
+  gtk_widget_set_tooltip_text(widget, _("set the language of the user interface. the system default is marked with an * \n(restart required)"));
   gtk_grid_attach(GTK_GRID(grid), labelev, 0, line++, 1, 1);
   gtk_grid_attach_next_to(GTK_GRID(grid), widget, labelev, GTK_POS_RIGHT, 1, 1);
   g_signal_connect(G_OBJECT(labelev), "button-press-event", G_CALLBACK(reset_language_widget), (gpointer)widget);
@@ -380,7 +380,7 @@ static void init_tab_general(GtkWidget *dialog, GtkWidget *stack, dt_gui_themetw
                                                       "increase for a magnified GUI, decrease to fit more content in window.\n"
                                                       "set to -1 to use the system-defined global resolution.\n"
                                                       "default is 96 DPI on most systems.\n"
-                                                      "(needs a restart)."));
+                                                      "(restart required)"));
   gtk_spin_button_set_value(GTK_SPIN_BUTTON(screen_dpi_overwrite), dt_conf_get_float("screen_dpi_overwrite"));
   g_signal_connect(G_OBJECT(screen_dpi_overwrite), "value_changed", G_CALLBACK(dpi_scaling_changed_callback), 0);