Fix indentation

.gitconfig

@@ -1,5 +1,5 @@
 [core]
-	editor = vim
+  editor = vim
   excludesfile = ~/.gitignore
 
 [user]
@@ -50,4 +50,4 @@
   untracked = cyan
 
 [credential]
-	helper = cache --timeout=3600
+  helper = cache --timeout=3600