[Glitch] Fix font size of Callout component actions in Safari

Port b2996dcbbc to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/components/callout/styles.module.css

@@ -62,6 +62,7 @@
   background: none;
   border: none;
   color: inherit;
+  font: inherit;
   font-weight: 500;
   padding: 0;
   text-wrap: nowrap;