Marks Mac flutter_gallery_macos__compile to be unflaky (#112557)

diff --git a/.ci.yaml b/.ci.yaml
index c91c0d1..eba7cb2 100644
--- a/.ci.yaml
+++ b/.ci.yaml
@@ -2490,7 +2490,6 @@
       - .ci.yaml
 
   - name: Mac flutter_gallery_macos__compile
-    bringup: true # New target https://github.com/flutter/flutter/issues/109633
     presubmit: false
     recipe: devicelab/devicelab_drone
     timeout: 60