Use actions/checkout@v4 for all workflow yamls

Author: padelsbach

.github/workflows/build-and-run-examples.yml

@@ -18,11 +18,11 @@ jobs:
     timeout-minutes: 5
 
     steps:
-    - uses: actions/checkout@master
+    - uses: actions/checkout@v4
 
     # pull and build wolfssl
     - name: Checkout wolfssl
-      uses: actions/checkout@master
+      uses: actions/checkout@v4
       with:
         repository: wolfssl/wolfssl
         path: wolfssl

.github/workflows/static-analysis.yml

@@ -12,10 +12,10 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Checkout wolfssl
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: wolfssl/wolfssl
         ref: v5.6.4-stable
@@ -99,10 +99,10 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Checkout wolfssl
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: wolfssl/wolfssl
         path: wolfssl