Rename to 'git fmt-diff'

Author: Jorengarenar

git-autofmt-diff renamed to git-fmt-diff

@@ -3,7 +3,7 @@
 # SPDX-License-Identifier:  MIT
 # Copyright 2023 Jorengarenar
 
-gc_prog_name="autofmt-diff"
+gc_prog_name="fmt-diff"
 
 g_obj1=
 g_obj2=

pre-push.sample

@@ -8,8 +8,8 @@ do
         continue
     fi
 
-    if [ -x "$(command -v git-autofmt-diff)" ]; then
-        out="$(git autofmt-diff --color "$remote_oid" "$local_oid")"
+    if [ -x "$(command -v git-fmt-diff)" ]; then
+        out="$(git fmt-diff --color "$remote_oid" "$local_oid")"
         if [ -n "$out" ]; then
             echo "$out"