upgrade base image of workflows (#1239)

* upgrade base image of workflows

* upgrade checkout actions

.github/workflows/issues.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - run: npm install mdjson
 

.github/workflows/lint.yml

@@ -8,20 +8,20 @@ on:
 
 jobs:
   code:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - uses: golangci/golangci-lint-action@v3
       with:
         version: v1.49.0
 
   mod-tidy:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - uses: actions/setup-go@v2
       with:
@@ -33,9 +33,9 @@ jobs:
         git diff --exit-code
 
   apidocs:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - run: make apidocs-lint

.github/workflows/release.yml

@@ -8,10 +8,10 @@ on:
 jobs:
   # make sure that gortsplib is updated
   check_gortsplib:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - uses: actions/setup-go@v2
       with:
@@ -25,10 +25,10 @@ jobs:
 
   make_binaries:
     needs: check_gortsplib
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - run: make binaries
 
@@ -39,10 +39,10 @@ jobs:
 
   github:
     needs: make_binaries
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - uses: actions/download-artifact@v3
       with:
@@ -78,10 +78,10 @@ jobs:
 
   dockerhub:
     needs: make_binaries
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - uses: actions/download-artifact@v3
       with:
@@ -95,10 +95,10 @@ jobs:
 
   apidocs:
     needs: make_binaries
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - run: make apidocs-gen
 

.github/workflows/test.yml

@@ -8,28 +8,28 @@ on:
 
 jobs:
   test64:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - run: make test
 
     - run: bash <(curl -s https://codecov.io/bash)
 
   test32:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - run: make test32
 
   test_highlevel:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
 
     - uses: actions/setup-go@v2
       with: