Specify nightly version for Foundry installation

Updates the GitHub Actions workflow to install the nightly version of Foundry using the foundry-toolchain action. Ensures tests run against the latest nightly build.

Author: dadadave80

.github/workflows/test.yml

@@ -22,6 +22,8 @@ jobs:
 
       - name: Install Foundry
         uses: foundry-rs/foundry-toolchain@v1
+        with:
+          version: nightly
 
       - name: Show Forge version
         run: |