Use string-trim-right instead of string-trim

... for compatibility with Emacs 26 and 27.

Author: darth10

god-mode.el

@@ -358,7 +358,7 @@ returns a keymap to allow further key input, or nil if completely unbound."
        ((string-match "\\(.*\\) C-\\(.\\)$" key-string)
         (let* ((prefix (match-string 1 key-string))
                (last (match-string 2 key-string))
-               (fallback-key (string-trim (format "%s %s" prefix last)))
+               (fallback-key (string-trim-right (format "%s %s" prefix last)))
                (fallback-vector (read-kbd-macro fallback-key t))
                (fallback-binding (key-binding fallback-vector)))
           (cond