Provide Xcode version to ios_tools builders, which don't have .ci.yaml configs.

Change-Id: I7b2b1a9761435c06f2bc768c1a9e09898ed1b8b6
Reviewed-on: https://flutter-review.googlesource.com/c/infra/+/25840
Reviewed-by: Casey Hillers <chillers@google.com>
Commit-Queue: Christopher Fujino <fujino@google.com>
diff --git a/config/generated/flutter/luci/cr-buildbucket.cfg b/config/generated/flutter/luci/cr-buildbucket.cfg
index aabbdd4..73f5a77 100644
--- a/config/generated/flutter/luci/cr-buildbucket.cfg
+++ b/config/generated/flutter/luci/cr-buildbucket.cfg
@@ -106315,6 +106315,9 @@
       }
       properties:
         '{'
+        '  "$flutter/osx_sdk": {'
+        '    "sdk_version": "13a233"'
+        '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
         '  },'
@@ -106360,6 +106363,9 @@
       }
       properties:
         '{'
+        '  "$flutter/osx_sdk": {'
+        '    "sdk_version": "13a233"'
+        '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
         '  },'
@@ -106405,6 +106411,9 @@
       }
       properties:
         '{'
+        '  "$flutter/osx_sdk": {'
+        '    "sdk_version": "13a233"'
+        '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
         '  },'
@@ -106450,6 +106459,9 @@
       }
       properties:
         '{'
+        '  "$flutter/osx_sdk": {'
+        '    "sdk_version": "13a233"'
+        '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
         '  },'
@@ -106495,6 +106507,9 @@
       }
       properties:
         '{'
+        '  "$flutter/osx_sdk": {'
+        '    "sdk_version": "13a233"'
+        '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
         '  },'
@@ -106540,6 +106555,9 @@
       }
       properties:
         '{'
+        '  "$flutter/osx_sdk": {'
+        '    "sdk_version": "13a233"'
+        '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
         '  },'
@@ -107137,6 +107155,9 @@
       }
       properties:
         '{'
+        '  "$flutter/osx_sdk": {'
+        '    "sdk_version": "13a233"'
+        '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
         '  },'
diff --git a/config/iostools_config.star b/config/iostools_config.star
index 4f06d79..3ebe189 100644
--- a/config/iostools_config.star
+++ b/config/iostools_config.star
@@ -47,6 +47,9 @@
         recipe = "ios-usb-dependencies",
         properties = {
             "package_name": builder + "-flutter",
+            "$flutter/osx_sdk": {
+                "sdk_version": "13a233",
+            },
         },
         console_view_name = builder,
         triggering_policy = scheduler.greedy_batching(