fix pwd_info (possibly typo?)

functions/pwd_info.fish

@@ -1,6 +1,6 @@
 function pwd_info -a separator -d "Print easy-to-parse information the current working directory"
     set -l home ~
-    set -l git_root (command git rev-parse --show-toplevel ^ /dev/null)
+    set -l git_root (command git rev-parse --show-toplevel 2> /dev/null)
 
     command pwd -P | awk -v home="$home" -v git_root="$git_root" -v separator="$separator" -v dir_length="$fish_prompt_pwd_dir_length" '
         function base(string) {