Patch PS1 for better git support - don't escape git function

dotfiles/bash/bashrc

@@ -129,11 +129,9 @@ export PROMPT_DIRTRIM=2
 # Important note for PS1 modification - everything non-printable must be escaped with `\[` and `\]`. Otherwise readline
 # fails to track the prompt right and things get messed up when you input long strings.
 
-GIT_BRANCH=$(parse_git_branch)
-
 if [[ "$OSTYPE" == "linux-gnu" ]]; then
   # I had some rendering issues running in XFCE unless I added an extra space at the end.
-  export PS1='\[$bold\]\[$white\]\u@\h\[$reset\]: \[$bold\]\[$blue\]\w\[$reset\] \[$green\]$GIT_BRANCH\[$reset\]\[$bold\]\[$white\]⇨\[$reset\]  '
+  export PS1='\[$bold\]\[$white\]\u@\h\[$reset\]: \[$bold\]\[$blue\]\w\[$reset\] \[$green\]$(parse_git_branch)\[$reset\]\[$bold\]\[$white\]⇨\[$reset\]  '
 else
-  export PS1='\[$bold\]\[$white\]\u@\h\[$reset\]: \[$bold\]\[$blue\]\w\[$reset\] \[$green\]$GIT_BRANCH\[$reset\]\[$bold\]\[$white\]⇨\[$reset\] '
+  export PS1='\[$bold\]\[$white\]\u@\h\[$reset\]: \[$bold\]\[$blue\]\w\[$reset\] \[$green\]$(parse_git_branch)\[$reset\]\[$bold\]\[$white\]⇨\[$reset\] '
 fi