Don't try to upload otool info on non mac

Author: jmarrec

.github/workflows/app_build.yml

@@ -43,6 +43,7 @@ jobs:
           COMPRESSED_PKG_PATH: _CPack_Packages/Linux/TGZ
           QT_OS_NAME: linux
           QT_ARCH: gcc_64
+          arch: x86_64
         - os: ubuntu-22.04
           SELF_HOSTED: false
           PLATFORM_NAME: Linux
@@ -52,6 +53,7 @@ jobs:
           COMPRESSED_PKG_PATH: _CPack_Packages/Linux/TGZ
           QT_OS_NAME: linux
           QT_ARCH: gcc_64
+          arch: x86_64
         - os: windows-2022
           SELF_HOSTED: false
           PLATFORM_NAME: Windows
@@ -61,6 +63,7 @@ jobs:
           COMPRESSED_PKG_PATH: _CPack_Packages/win64/ZIP
           QT_OS_NAME: windows
           QT_ARCH: win64_msvc2019_64
+          arch: x86_64
         - os: macos-13
           SELF_HOSTED: false
           PLATFORM_NAME: Darwin
@@ -618,6 +621,7 @@ jobs:
         echo "::endgroup::"
 
     - name: Upload otool info as artifact
+      if: runner.os == 'macOS'
       uses: actions/upload-artifact@v4
       with:
         name: otool_infos_cpack_${{ matrix.os }}_${{ matrix.arch }}
@@ -699,8 +703,8 @@ jobs:
         ls OpenStudioApplication-* || true
 
 
-  test_package:
-    name: Test Built Package
+  test_package_macos:
+    name: Test Built Package on macOS
     needs: build
     runs-on: ${{ matrix.os }}
     strategy: