Move Android API level 35 emulator tests to staging (flutter#153568)

These same tests but running against API level 34 emulators are remaining as presubmit tests. The API level 35 tests should stay in staging while the emulator stabilizes. So we can collect flake data and continue to debug. 

Related: flutter#153445

Author: zanderso

.ci.yaml

@@ -403,6 +403,7 @@ targets:
 
   - name: Linux_android_emu android views
     recipe: devicelab/devicelab_drone
+    bringup: true # https://github.com/flutter/flutter/issues/153445
     properties:
       tags: >
         ["framework","hostonly","linux"]
@@ -1330,6 +1331,7 @@ targets:
 
   - name: Linux_android_emu flutter_driver_android_test
     recipe: flutter/flutter_drone
+    bringup: true # https://github.com/flutter/flutter/issues/153445
     timeout: 60
     properties:
       shard: flutter_driver_android
@@ -2079,6 +2081,7 @@ targets:
 
   - name: Linux_android_emu android_defines_test
     recipe: devicelab/devicelab_drone
+    bringup: true # https://github.com/flutter/flutter/issues/153445
     timeout: 60
     properties:
       tags: >
@@ -2512,6 +2515,7 @@ targets:
 
   - name: Linux_android_emu external_textures_integration_test
     recipe: devicelab/devicelab_drone
+    bringup: true # https://github.com/flutter/flutter/issues/153445
     timeout: 60
     # Functionally the same as "presubmit: false", except that we will run on
     # presubmit during engine rolls. This test is the *only* automated e2e