Roll Flutter master to 824868f5d1e6c091a5df23d3628407e75149e1da (#9416)

Rolls Flutter master version to 824868f5d1e6c091a5df23d3628407e75149e1da

flutter/flutter@2d9977c...824868f

Author: stuartmorgan-g

.ci.yaml

@@ -38,12 +38,15 @@ platform_properties:
       os: Ubuntu
       cores: "8"
       device_type: none
+      # The android_virtual_device here should be as old as is feasible. Currently it's 31
+      # because the older devices available (see link above for options) are all x86, which
+      # is no longer supported by Flutter.
       dependencies: >-
         [
           {"dependency": "android_sdk", "version": "version:33v6"},
           {"dependency": "open_jdk", "version": "version:17"},
           {"dependency": "curl", "version": "version:7.64.0"},
-          {"dependency": "android_virtual_device", "version": "generic_android22.textpb"},
+          {"dependency": "android_virtual_device", "version": "android_31_google_apis_x64.textpb"},
           {"dependency": "avd_cipd_version", "version": "build_id:8733065022087935185"}
         ]
   linux_desktop:

.ci/flutter_master.version

@@ -1 +1 @@
-2d9977c14ebe9f181c99b00ffe2b632116f70099
+824868f5d1e6c091a5df23d3628407e75149e1da