Add syntax mapping for Podman .quadlets files

CHANGELOG.md

@@ -86,6 +86,7 @@
 - Add syntax highlighting for `Caddyfile` #3789 (@CosmicHorrorDev)
 - Include `.code-workspace` as a JSON extension #3809 (@dhruvkb)
 - Add syntax mapping for DNF repo configuration files, see #3814 (@injust)
+- Add syntax mapping for Podman `.quadlets` files, see #4069 (@injust)
 
 ## Themes
 

src/syntax_mapping/builtins/linux/50-podman-quadlet.toml

@@ -1,5 +1,6 @@
 # see `man quadlet`
 [mappings]
 "INI" = [
+    "*.quadlets",
     "**/containers/systemd/**/*.{container,volume,network,kube,image,build,pod,artifact}",
 ]