package/ci: xcode 11.4 image on CircleCI is useless now.

Waiting for 2+ hours for a VM assignment and then failing on a timeout.

package/ci/circleci.yml

@@ -10,12 +10,14 @@ executors:
   ubuntu-18_04:
     docker:
     - image: ubuntu:bionic-20200921
-  xcode-11_4:
+  xcode-11_5:
     # Molten-vk isn't in (non-updated) Homebrew on the 9.4 or 10.0/1/2 image,
     # have to use 10.3 instead; since 2021-06-08 it refuses to work on 10.14 so
     # have to use 11.2 at least; since 2022-01-20 the oldest 11 image is 11.4.
+    # Since 2922-05-23, 11.4.1 images wait endlessly for "VM assignment", using
+    # 11.5 instead.
     macos:
-      xcode: 11.4.1
+      xcode: 11.5
   xcode-11_6:
     macos:
       xcode: 11.6.0
@@ -458,7 +460,7 @@ jobs:
         script: unix-desktop.sh
 
   macos-gl:
-    executor: xcode-11_4
+    executor: xcode-11_5
     environment:
       CMAKE_CXX_FLAGS: --coverage
       CONFIGURATION: Debug
@@ -471,7 +473,7 @@ jobs:
     - lcov
 
   macos-gles3:
-    executor: xcode-11_4
+    executor: xcode-11_5
     environment:
       CMAKE_CXX_FLAGS: --coverage
       CONFIGURATION: Debug
@@ -506,7 +508,7 @@ jobs:
     - lcov
 
   macos-static:
-    executor: xcode-11_4
+    executor: xcode-11_5
     environment:
       # STUPID yml interprets unquoted ON as a boolean
       BUILD_STATIC: "ON"
@@ -570,7 +572,7 @@ jobs:
         script: android-x86-vulkan.sh
 
   ios-gles3:
-    executor: xcode-11_4
+    executor: xcode-11_5
     environment:
       # STUPID yml interprets unquoted ON as a boolean
       TARGET_GLES2: "OFF"

package/ci/ios-simulator-gles.sh

@@ -41,7 +41,7 @@ cd ../..
 curl --insecure -O https://www.libsdl.org/release/SDL2-2.0.10.tar.gz
 tar -xzvf SDL2-2.0.10.tar.gz
 cd SDL2-2.0.10/Xcode-iOS/SDL
-set -o pipefail && xcodebuild -sdk iphonesimulator13.4 | xcbeautify
+set -o pipefail && xcodebuild -sdk iphonesimulator13.5 | xcbeautify
 cp build/Release-iphonesimulator/libSDL2.a $HOME/deps/lib
 mkdir -p $HOME/deps/include/SDL2
 cp -R ../../include/* $HOME/deps/include/SDL2