www/qt6-webengine: Fix hardcoded path

Replace hardcoded path causing runtime failures by replacing with
LOCALBASE.

Approved by:		kde (kai)
Fixes:			3227b80
Differential Revision:	https://reviews.freebsd.org/D38067

www/qt6-webengine/Makefile

@@ -15,6 +15,7 @@
 
 PORTNAME=	webengine
 DISTVERSION=	${QT6_VERSION}
+PORTREVISION=	1
 CATEGORIES=	www
 PKGNAMEPREFIX=	qt6-
 
@@ -124,7 +125,8 @@ post-patch:
 		${WRKSRC}/src/host/BUILD.toolchain.gn.in
 	@${REINPLACE_CMD} -e 's|%%LOCALBASE%%|${LOCALBASE}|' \
 		${WRKSRC}/src/3rdparty/chromium/third_party/pdfium/core/fxge/linux/fx_linux_impl.cpp \
-		${WRKSRC}/src/3rdparty/chromium/third_party/wayland/features.gni
+		${WRKSRC}/src/3rdparty/chromium/third_party/wayland/features.gni \
+		${WRKSRC}/src/3rdparty/chromium/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
 
 pre-configure:
 # We used to remove bundled libraries to be sure that webengine uses

www/qt6-webengine/files/patch-src_3rdparty_chromium_ui_events_ozone_layout_xkb_xkb__keyboard__layout__engine.cc

@@ -0,0 +1,20 @@
+--- src/3rdparty/chromium/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc.orig	2022-12-12 18:53:13 UTC
++++ src/3rdparty/chromium/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
+@@ -638,7 +638,7 @@ void LoadKeymap(const std::string& layout_name,
+                           .options = ""};
+   std::unique_ptr<xkb_context, XkbContextDeleter> context;
+   context.reset(xkb_context_new(XKB_CONTEXT_NO_DEFAULT_INCLUDES));
+-  xkb_context_include_path_append(context.get(), "/usr/share/X11/xkb");
++  xkb_context_include_path_append(context.get(), "%%LOCALBASE%%/share/X11/xkb");
+   std::unique_ptr<xkb_keymap, XkbKeymapDeleter> keymap;
+   keymap.reset(xkb_keymap_new_from_names(context.get(), &names,
+                                          XKB_KEYMAP_COMPILE_NO_FLAGS));
+@@ -672,7 +672,7 @@ XkbKeyboardLayoutEngine::XkbKeyboardLayoutEngine(
+   // TODO: add XKB_CONTEXT_NO_ENVIRONMENT_NAMES
+   xkb_context_.reset(xkb_context_new(XKB_CONTEXT_NO_DEFAULT_INCLUDES));
+   xkb_context_include_path_append(xkb_context_.get(),
+-                                  "/usr/share/X11/xkb");
++                                  "%%LOCALBASE%%/share/X11/xkb");
+ }
+
+ XkbKeyboardLayoutEngine::~XkbKeyboardLayoutEngine() {