Use stable foundry

Author: yahgwai

.github/workflows/contract-tests.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Install Foundry
         uses: foundry-rs/foundry-toolchain@v1
         with:
-          version: nightly
+          version: stable
 
       - name: Setup node/yarn
         uses: actions/setup-node@v3
@@ -50,7 +50,7 @@ jobs:
       - name: Install Foundry
         uses: foundry-rs/foundry-toolchain@v1
         with:
-          version: nightly
+          version: stable
 
       - name: Setup nodejs
         uses: actions/setup-node@v2
@@ -62,7 +62,7 @@ jobs:
       - name: Install Foundry
         uses: foundry-rs/foundry-toolchain@v1
         with:
-          version: nightly
+          version: stable
 
       - name: Check Contracts Format
         run: forge fmt --check
@@ -128,7 +128,7 @@ jobs:
       - name: Install Foundry
         uses: foundry-rs/foundry-toolchain@v1
         with:
-          version: nightly
+          version: stable
 
       - uses: OffchainLabs/actions/run-nitro-test-node@main
         with:
@@ -257,7 +257,7 @@ jobs:
       - name: Install Foundry
         uses: foundry-rs/foundry-toolchain@v1
         with:
-          version: nightly
+          version: stable
 
       - name: Setup node/yarn
         uses: actions/setup-node@v3