package/ci: use Xcode 11.7 on CircleCI.

package/ci/circleci.yml

@@ -7,12 +7,10 @@ executors:
   ubuntu-18_04:
     docker:
     - image: ubuntu:bionic-20220427
-  # Since 2922-05-23, 11.4.1 images wait endlessly for "VM assignment", using
-  # 11.5 instead. I would test on 10.3 also, but those also started waiting
-  # endlessly since 2022-06-09, so it's just 11.5 now.
-  xcode-11_5:
+  # Anything below 11.7 is deprecated as of June 6th 2022
+  xcode-11_7:
     macos:
-      xcode: 11.5
+      xcode: 11.7.0
 
 commands:
   install-base-linux:
@@ -247,7 +245,7 @@ jobs:
     - lcov
 
   macos-gl:
-    executor: xcode-11_5
+    executor: xcode-11_7
     environment:
       CMAKE_CXX_FLAGS: --coverage
       PLATFORM_GL_API: CGL
@@ -259,7 +257,7 @@ jobs:
     - lcov
 
   macos-gles3:
-    executor: xcode-11_5
+    executor: xcode-11_7
     environment:
       CMAKE_CXX_FLAGS: --coverage
       PLATFORM_GL_API: EGL
@@ -275,7 +273,7 @@ jobs:
     - lcov
 
   macos-static:
-    executor: xcode-11_5
+    executor: xcode-11_7
     environment:
       # STUPID yml interprets unquoted ON as a boolean
       BUILD_STATIC: "ON"