Remove remnant rsl sync stuff

install_osx.conf.yaml

@@ -7,7 +7,6 @@
       stin: true
 
 - link:
-    /usr/local/bin/syncIgnore: scripts/syncIgnore
     ~/.latexmkrc: latexmkrc
     ~/Library/Application Support/iTerm2/DynamicProfiles/iterm-profiles.json: iterm-profiles.json
     ~/.zsh_local: zsh_local_osx