update actions/checkout (#143)

Author: aler9

.github/workflows/lint.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - uses: actions/setup-go@v3
       with:
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - uses: actions/setup-go@v2
       with:

.github/workflows/test.yml

@@ -14,7 +14,7 @@ jobs:
         go: ["1.20", "1.21", "1.22"]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - uses: actions/setup-go@v2
       with:
@@ -33,6 +33,6 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - run: make test32