Add experimental sdk cab files (#996)

Author: mhegazy

.github/workflows/swift-toolchain.yml

@@ -4896,9 +4896,13 @@ jobs:
           subject-path: |
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/windows.msi
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/windows.cab
+            ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/windows.experimental.cab
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.arm64.cab
+            ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.experimental.arm64.cab
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.x64.cab
+            ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.experimental.x64.cab
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.x86.cab
+            ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.experimental.x86.cab
             ${{ github.workspace }}/BinaryCache/installer/Release/amd64/rtl.amd64.msm
             ${{ github.workspace }}/BinaryCache/installer/Release/arm64/rtl.arm64.msm
             ${{ github.workspace }}/BinaryCache/installer/Release/x86/rtl.x86.msm
@@ -4909,9 +4913,13 @@ jobs:
           path: |
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/windows.msi
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/windows.cab
+            ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/windows.experimental.cab
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.arm64.cab
+            ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.experimental.arm64.cab
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.x64.cab
+            ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.experimental.x64.cab
             ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.x86.cab
+            ${{ github.workspace }}/BinaryCache/installer/Release/${{ inputs.build_arch }}/sdk.windows.experimental.x86.cab
 
       - uses: actions/upload-artifact@v4
         with: