Revert "[Infra] Attempt to move to windows-2022 and get windows bots back due to deprecation"

This reverts commit 1bbf343.

Author: bcardosolopes

.github/workflows/build-ci-container-windows.yml

@@ -20,7 +20,7 @@ on:
 jobs:
   build-ci-container-windows:
     if: github.repository_owner == 'llvm'
-    runs-on: windows-2022
+    runs-on: windows-2019
     outputs:
       container-name: ${{ steps.vars.outputs.container-name }}
       container-name-tag: ${{ steps.vars.outputs.container-name-tag }}
@@ -34,7 +34,7 @@ jobs:
         id: vars
         run: |
           $tag = [int64](Get-Date -UFormat %s)
-          $container_name="ghcr.io/$env:GITHUB_REPOSITORY_OWNER/ci-windows-2022"
+          $container_name="ghcr.io/$env:GITHUB_REPOSITORY_OWNER/ci-windows-2019"
           echo "container-name=${container_name}" >> $env:GITHUB_OUTPUT
           echo "container-name-tag=${container_name}:${tag}" >> $env:GITHUB_OUTPUT
           echo "container-filename=ci-windows-${tag}.tar" >> $env:GITHUB_OUTPUT
@@ -58,7 +58,7 @@ jobs:
       - build-ci-container-windows
     permissions:
       packages: write
-    runs-on: windows-2022
+    runs-on: windows-2019
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:

.github/workflows/llvm-project-tests.yml

@@ -14,7 +14,7 @@ on:
         required: false
       os_list:
         required: false
-        default: '["ubuntu-24.04", "windows-2022", "macOS-13"]'
+        default: '["ubuntu-24.04", "windows-2019", "macOS-13"]'
       python_version:
         required: false
         type: string
@@ -44,7 +44,7 @@ on:
         # to install a python version linked against a newer version of glibc.
         # TODO(boomanaiden154): Bump the Ubuntu version once the version in the
         # container is bumped.
-        default: '["ubuntu-22.04", "windows-2022", "macOS-13"]'
+        default: '["ubuntu-22.04", "windows-2019", "macOS-13"]'
 
       python_version:
         required: false