Merge topic 'ci-updates' into release-3.19

ec5223666b gitlab-ci: update macOS jobs to use Xcode 12.0
fa0c02e9df ci: update to use CMake 3.19.0

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !5516
diff --git a/.gitlab/ci/cmake.ps1 b/.gitlab/ci/cmake.ps1
index e73aab7..9d7f317 100755
--- a/.gitlab/ci/cmake.ps1
+++ b/.gitlab/ci/cmake.ps1
@@ -1,7 +1,7 @@
 $erroractionpreference = "stop"
 
-$version = "3.18.4"
-$sha256sum = "A932BC0C8EE79F1003204466C525B38A840424D4AE29F9E5FB88959116F2407D"
+$version = "3.19.0"
+$sha256sum = "67BBDA67C98C5F0789199FE1DB650F12274A6AD40FD8CAE88D208029AC618905"
 $filename = "cmake-$version-win64-x64"
 $tarball = "$filename.zip"
 
diff --git a/.gitlab/ci/cmake.sh b/.gitlab/ci/cmake.sh
index b4c6ddf..2547663 100755
--- a/.gitlab/ci/cmake.sh
+++ b/.gitlab/ci/cmake.sh
@@ -2,17 +2,17 @@
 
 set -e
 
-readonly version="3.18.4"
+readonly version="3.19.0"
 
 case "$( uname -s )" in
     Linux)
         shatool="sha256sum"
-        sha256sum="149e0cee002e59e0bb84543cf3cb099f108c08390392605e944daeb6594cbc29"
+        sha256sum="5446cdee900e906e46162a5a7be9b4542bb5e886041cf8cffeda62aae2696ccf"
         platform="Linux"
         ;;
     Darwin)
         shatool="shasum -a 256"
-        sha256sum="9d27049660474cf134ab46fa0e0db771b263313fcb8ba82ee8b2d1a1a62f8f20"
+        sha256sum="315eb5500753f797075b6ea43189420e97b0b9f32c8fc87ec94ba1d80b72eb7f"
         platform="Darwin"
         ;;
     *)
diff --git a/.gitlab/os-macos.yml b/.gitlab/os-macos.yml
index a500d36..db6f3bf 100644
--- a/.gitlab/os-macos.yml
+++ b/.gitlab/os-macos.yml
@@ -7,7 +7,7 @@
         GIT_CLONE_PATH: "$CI_BUILDS_DIR/cmake ci ext/$CI_CONCURRENT_ID"
         # TODO: Factor this out so that each job selects the Xcode version to
         # use so that different versions can be tested in a single pipeline.
-        DEVELOPER_DIR: "/Applications/Xcode-11.7.app/Contents/Developer"
+        DEVELOPER_DIR: "/Applications/Xcode-12.0.app/Contents/Developer"
         # Avoid conflicting with other projects running on the same machine.
         SCCACHE_SERVER_PORT: 4227
 
@@ -63,7 +63,7 @@
         - cmake # Since this is a bare runner, pin to a project.
         - macos
         - shell
-        - xcode-11.7
+        - xcode-12.0
         - nonconcurrent
 
 .macos_builder_tags_package:
@@ -71,7 +71,7 @@
         - cmake # Since this is a bare runner, pin to a project.
         - macos
         - shell
-        - xcode-11.7
+        - xcode-12.0
         - nonconcurrent
         - finder
 
@@ -80,7 +80,7 @@
         - cmake # Since this is a bare runner, pin to a project.
         - macos
         - shell
-        - xcode-11.7
+        - xcode-12.0
         - concurrent
 
 ## macOS-specific scripts