Ensure fish config is compatible with Tramp

Ensure that my config.fish does not interfere with Tramp.

configs/shared/.config/fish/config.fish

@@ -45,6 +45,15 @@
 # embraced Emacs workflow or compiled from some high-level language like
 # Elisp.
 
+# Adding this to support tramp.
+if test "$TERM" = "dumb"
+    function fish_prompt
+        echo "\$ "
+    end
+    function fish_right_prompt; end
+    function fish_greeting; end
+    function fish_title; end
+else
     # Remove the default greeting from fish
     set fish_greeting ""
 
@@ -241,3 +250,4 @@ alias pirm='p4 citc -d'
     alias ppls='g4 listclients | sed \'s/^Client wpcarro://\' | sed \'s/:[0-9]*:citc.*$//g\''
     alias pprm='p4 citc -d -f' # WARNING: This will forcefully delete a CitC client even if contains pending changes.
     alias aclcheck=/google/data/ro/projects/ganpati/aclcheck
+end