lib/git/base.rb: resolve wrong judgement of commit exist in newer ruby

rli9 · rli9 · commit e0160cc0057f · 2025-09-12T11:02:57.000+08:00
The code doesn't work in ruby 3.3.8.

Signed-off-by: Philip Li &lt;philip.li@intel.com&gt;
diff --git a/lib/git/base.rb b/lib/git/base.rb
@@ -33,8 +33,6 @@ def commit_exist?(commit)
       command('rev-list', ['-1', commit])
     rescue StandardError
       false
-    else
-      true
     end
 
     def remote_exist?(remote)
