Add Big Sur macOS 11.0 to CI

Only one target is added because current HW capasity is minor.

Task-number: QTQAINFRA-3967
Change-Id: Iae2ac0e02b38b45a219a78e046fb21338ff9cd97
Reviewed-by: Tony Sarajärvi <tony.sarajarvi@qt.io>

coin/provisioning/common/macos/java.sh

@@ -46,7 +46,7 @@ url=ci-files01-hki.intra.qt.io:/hdd/www/input/mac
 
 echo "Mounting $targetFile"
 sudo mkdir -p /Volumes/files
-sudo mount "$url" /Volumes/files
+sudo mount -o locallocks "$url" /Volumes/files
 
 sudo cp "/Volumes/files/$targetFile" /tmp
 sudo umount /Volumes/files

coin/provisioning/common/unix/squishInstall.sh

@@ -77,7 +77,11 @@ fi
 targetFileMount="$mountFolder"/"$compressedFolder"
 
 echo "Mounting $preBuildCacheUrl to $mountFolder"
-sudo mount "$preBuildCacheUrl" "$mountFolder"
+if uname -a |grep -q Darwin; then
+   sudo mount -o locallocks "$preBuildCacheUrl" "$mountFolder"
+else
+   sudo mount "$preBuildCacheUrl" "$mountFolder"
+fi
 echo "Create $installFolder if needed"
 if [ !  -d "$installFolder" ]; then
     sudo mkdir "$installFolder"