Bump to xcode 14 beta in devicelab_staging_config.

See the last time this was bumped at https://flutter-review.googlesource.com/c/infra/+/30760

Bug: https://github.com/flutter/flutter/issues/108566
Change-Id: I12045099c4705aa150a7d053e6c8ca527a75ef49
Reviewed-on: https://flutter-review.googlesource.com/c/infra/+/33180
Reviewed-by: Keyong Han <keyonghan@google.com>
Commit-Queue: Jenn Magder <magder@google.com>
diff --git a/config/devicelab_staging_config.star b/config/devicelab_staging_config.star
index 91fcd99..8fe4975 100644
--- a/config/devicelab_staging_config.star
+++ b/config/devicelab_staging_config.star
@@ -18,7 +18,7 @@
 LINUX_OS = "Ubuntu"
 MAC_OS = "Mac-12"
 WINDOWS_OS = "Windows-10"
-XCODE_VERSION = "13f17a"  # xcode 13
+XCODE_VERSION = "14a5294e"  # xcode 14 beta 5
 IOS_VERSION = "iOS-15"
 
 DEFAULT_BRANCH = "master"
diff --git a/config/generated/flutter/luci/cr-buildbucket.cfg b/config/generated/flutter/luci/cr-buildbucket.cfg
index d3d627c..508d600 100644
--- a/config/generated/flutter/luci/cr-buildbucket.cfg
+++ b/config/generated/flutter/luci/cr-buildbucket.cfg
@@ -175090,7 +175090,7 @@
       properties:
         '{'
         '  "$flutter/devicelab_osx_sdk": {'
-        '    "sdk_version": "13f17a"'
+        '    "sdk_version": "14a5294e"'
         '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
@@ -188675,7 +188675,7 @@
       properties:
         '{'
         '  "$flutter/devicelab_osx_sdk": {'
-        '    "sdk_version": "13f17a"'
+        '    "sdk_version": "14a5294e"'
         '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
@@ -188762,7 +188762,7 @@
       properties:
         '{'
         '  "$flutter/devicelab_osx_sdk": {'
-        '    "sdk_version": "13f17a"'
+        '    "sdk_version": "14a5294e"'
         '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'
@@ -188849,7 +188849,7 @@
       properties:
         '{'
         '  "$flutter/devicelab_osx_sdk": {'
-        '    "sdk_version": "13f17a"'
+        '    "sdk_version": "14a5294e"'
         '  },'
         '  "$fuchsia/goma": {'
         '    "server": "rbe-prod1.endpoints.fuchsia-infra-goma-prod.cloud.goog"'