Fix permissions before git pull

Author: somewatson

root/etc/s6-overlay/s6-rc.d/init-mod-code-server-rbenv-install/run

@@ -14,6 +14,11 @@ fi
 if [ -d /config/.rbenv/plugins/ruby-build ]; then
     echo 'ruby-build plugin already cloned, skipping'
 
+    # On a docker start, even if this folder exists, we need to own it first for git to be able to pull
+    echo 'Setting permissions for /config/.rbenv/plugins/ruby-build'
+    lsiown -R abc:abc \
+        /config/.rbenv/plugins/ruby-build
+
     echo 'Upgrading ruby-build plugin'
     git -C /config/.rbenv/plugins/ruby-build pull
 else