[ARM64]CI and build pipelines (#18337)

* [ARM64]Build pipelines

* Fix localization in pipelines (no arm64 al.exe)

* Use lowercase arm64 for CI

* Build installer to arm64 folder and arm64 name

* Don't run arm64 tests, as there's no agent for it

* Fix pipeline conditions

* Divide symbol files by platform

.pipelines/ci/ci.yml

@@ -24,3 +24,6 @@ jobs:
   - template: ./templates/build-powertoys-ci.yml
     parameters:
       platform: x64
+  - template: ./templates/build-powertoys-ci.yml
+    parameters:
+      platform: arm64

.pipelines/ci/templates/build-powertoys-steps.yml

@@ -128,6 +128,7 @@ steps:
 # directly not doing WinAppDriver testing
 - task: VSTest@2
   displayName: 'MS Tests'
+  condition: ne(variables['BuildPlatform'], 'arm64') # No arm64 agents to run the tests.
   inputs:
     platform: '$(BuildPlatform)'
     configuration: '$(BuildConfiguration)'
@@ -163,6 +164,7 @@ steps:
 
 # Native dlls
 - task: VSTest@2
+  condition: ne(variables['BuildPlatform'],'arm64') # No arm64 agents to run the tests.
   displayName: 'Native Tests'
   inputs:
     platform: '$(BuildPlatform)'