modified theme to use dot instead of git if in dotfiles

.config/zsh/themes/agnoster.zsh-theme

@@ -93,7 +93,12 @@ prompt_context() {
 prompt_git() {
   local color ref
   is_dirty() {
-    test -n "$(git status --porcelain --ignore-submodules)"
+    if [[ "${PWD}" == "${HOME}/dotfiles" ]]
+    then
+      test -n "$(dot status --porcelain --ignore-submodules)"
+    else
+      test -n "$(git status --porcelain --ignore-submodules)"
+    fi
   }
   ref="$vcs_info_msg_0_"
   if [[ -n "$ref" ]]; then