Why _mac folder with some config files commits to git automatically from Android Studio

I am getting some auto generated commits to my git using android studio in mac and this was not happened in windows with Android studio(Which I was using earlier) Can anyone tell me why this happens and how to disable it?enter image description here

The commits starts with AI-2.3.2 its my android studio verion
below is my global gitconfig file

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  •     [core]
        excludesfile = /Users/User/.gitignore_global
    [difftool "sourcetree"]
        cmd = opendiff \"$LOCAL\" \"$REMOTE\"
        path = 
    [mergetool "sourcetree"]
        cmd = /Applications/SourceTree.app/Contents/Resources/opendiff-w.sh \"$LOCAL\" \"$REMOTE\" -ancestor \"$BASE\" -merge \"$MERGED\"
        trustExitCode = true
        name = Test
        email = test@gmail.com
        template = /Users/User/.stCommitMsg

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