Fix MM lines being read correctly

themes/sunrise.zsh-theme

@@ -49,7 +49,7 @@ custom_git_prompt_status() {
   if $(echo "$INDEX" | grep '^R' &> /dev/null); then
     STATUS="$ZSH_THEME_GIT_PROMPT_STAGED_RENAMED$STATUS"
   fi
-  if $(echo "$INDEX" | grep '^M  ' &> /dev/null); then
+  if $(echo "$INDEX" | grep '^M' &> /dev/null); then
     STATUS="$ZSH_THEME_GIT_PROMPT_STAGED_MODIFIED$STATUS"
   fi
   if $(echo "$INDEX" | grep '^A' &> /dev/null); then