config/git/prepare-commit-msg: remove file extension

.config/git/prepare-commit-msg

@@ -27,8 +27,8 @@ if beginswith $'\n#' "$original"; then
 			expr substr "$common" 1 "$count" | sed 's|.local/bin/scripts|bin|') || exit 0
 	case "$path" in ([0-9]-*) path="${path#*-}";; esac
 	{
-		# Remove initial dot and trailing slash/dash/underscore
-      echo "$path" | sed 's|^\.||;s|[/_-]\?$|: |'
+		# Remove initial dot, file extension, trailing slash/dash/underscore
+		echo "$path" | sed 's|^\.||;s|\.\([a-z]*\)$||;s|[/_-]\?$|: |'
 		echo "$original"
 	} > "$COMMIT_MSG_FILE"
 fi