Merge remote-tracking branch 'lemmy/main' into fix/wider-max-width-1536

* lemmy/main:
  fix vote button alignment
  Fix feedback on banning an unbanning
  remove icon (LemmyNet#1618)
  Indicate valid and invalid fields in signup form (LemmyNet#1450)
  capitalize button (LemmyNet#1616)
  Move password reset form to separate route, view (LemmyNet#1390)
  feat(UI): Reduce base font size (LemmyNet#1591)
  Fix: missing semantic css classes and html elements (LemmyNet#1583)

src/assets/css/themes/_variables.darkly.scss

@@ -32,7 +32,6 @@ $yiq-contrasted-threshold: 175;
 $font-family-sans-serif: "Lato", -apple-system, BlinkMacSystemFont, "Segoe UI",
   Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji",
   "Segoe UI Emoji", "Segoe UI Symbol";
-$font-size-base: 0.9375rem;
 $h1-font-size: 3rem;
 $h2-font-size: 2.5rem;
 $h3-font-size: 2rem;

src/assets/css/themes/_variables.scss

@@ -1,2 +1,3 @@
 $link-decoration: none;
 $min-contrast-ratio: 3;
+$font-size-base: 0.875rem;