Bump @openzeppelin/contracts from 4.9.0 to 4.9.3

.github/workflows/security.yml

@@ -0,0 +1,32 @@
+name: Slither Analysis
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  analyze:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      security-events: write
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Run Slither
+      uses: crytic/slither-action@v0.3.0
+      id: slither
+      with:
+        target: 'contracts/'
+        node-version: 16
+        sarif: results.sarif
+        fail-on: none
+
+    - name: Upload SARIF file
+      uses: github/codeql-action/upload-sarif@v2
+      with:
+        sarif_file: ${{ steps.slither.outputs.sarif }}

package.json

@@ -15,7 +15,7 @@
     "hardhat": "^2.14.0"
   },
   "dependencies": {
-    "@openzeppelin/contracts": "^4.9.0",
+    "@openzeppelin/contracts": "^4.9.3",
     "@openzeppelin/contracts-upgradeable": "^4.9.0",
     "@openzeppelin/hardhat-upgrades": "^1.27.0"
   }