Enable full test exceptions for all platforms

Move LIBSODIUM_FULL_BUILD to the macOS build script, as it is needed for all macOS builds, not only in workflows

.github/workflows/github-pull-request-build.yml

@@ -18,8 +18,6 @@ jobs:
       - run:  ./linuxBuild.sh
   Build-And-Test-Mac:
     runs-on: [self-hosted, macOS, ARM64]
-    env:
-      LIBSODIUM_FULL_BUILD: 1
     steps:
       - uses: actions/checkout@v3
         with: