Provisioning: Update macOS 26 ARM to official release

Update also Xcode to 26 official release

Task-number: QTQAINFRA-7196
Change-Id: I3549f0b5e7a153cb2728a66a7d69ab4378e0acb6
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Reviewed-by: Aku Pietikäinen <aku.pietikainen@qt.io>

coin/platform_configs/macos.yaml

@@ -64,7 +64,7 @@ Configurations:
         Platform dependency: 'macos-universal-on-arm64'
     -
         Id: 'macos-26-arm64-tests'
-        Template: 'qtci-macos-26-arm-102'
+        Template: 'qtci-macos-26-arm-104'
         Compiler: 'Clang'
         Features: ['TestOnly', 'Packaging', 'DoNotAbortTestingOnFirstFailure']
         Platform dependency: 'macos-universal-on-arm64'
@@ -98,7 +98,7 @@ Configurations:
         ]
     -
         Id: 'macos-26-arm64-developer-build'
-        Template: 'qtci-macos-26-arm-102'
+        Template: 'qtci-macos-26-arm-104'
         Compiler: 'Clang'
         Features: ['DoNotRunTests', 'WarningsAreErrors', 'UseConfigure', 'Insignificant']
         Configure arguments: '-developer-build -nomake examples -debug -framework'
@@ -128,7 +128,7 @@ Configurations:
         Platform dependency: 'macos-arm64-developer-build'
     -
         Id: 'macos-26-arm64-developer-build-tests'
-        Template: 'qtci-macos-26-arm-102'
+        Template: 'qtci-macos-26-arm-104'
         Compiler: 'Clang'
         Features: ['TestOnly', 'InsignificantTests', 'DoNotAbortTestingOnFirstFailure']
         Platform dependency: 'macos-26-arm64-developer-build'

coin/provisioning/qtci-macos-26-arm/20-xcode.sh

@@ -19,4 +19,4 @@ set -ex
 # shellcheck source=../common/macos/install_xcode.sh
 source "${BASH_SOURCE%/*}/../common/macos/install_xcode.sh"
 
-InstallXCode /net/ci-files01-hki.ci.qt.io/hdd/www/input/mac/Xcode_26_beta_5.xip 26_beta_5
+InstallXCode /net/ci-files01-hki.ci.qt.io/hdd/www/input/mac/Xcode_26_Universal.xip 26_Universal

coin/provisioning/qtci-macos-26-arm/21-install-commandlinetools.sh

@@ -6,9 +6,9 @@ set -ex
 
 # shellcheck source=../common/macos/install-commandlinetools.sh
 source "${BASH_SOURCE%/*}/../common/macos/install-commandlinetools.sh"
-version="26_beta_5"
+version="26"
 packageName="Command_Line_Tools_for_Xcode_$version.dmg"
 url="http://ci-files01-hki.ci.qt.io/input/mac/$packageName"
-sha1="34f48ceda970323de6e9f66e84c79ddb6b10bee7"
+sha1="6dae65a03bd227756965f2cd2d375ae5b1550db6"
 
 InstallCommandLineTools $url $url $sha1 $packageName $version