Use any cpu for tests

.github/workflows/tests.yml

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 8e88b3e..e62102f 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -59,7 +59,7 @@
         run: |
           cd dev/test
           C:\premake5.exe vs2022
-          MSBuild rive_tests.sln /property:Configuration=Debug /property:Platform=x64
+          MSBuild rive_tests.sln /property:Configuration=Debug /property:Platform="Any CPU"
           ls windows\obj\debug\
 
   build-macos: