Upgrade node12 actions (#20)

* Update run_batch_script.yml

* Update run_script_and_create_release.yml

Author: mguaypaq

.github/workflows/run_batch_script.yml

@@ -24,7 +24,7 @@ jobs:
     steps:
 
     - name: Checkout spinalcordtoolbox
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
       with:
         repository: spinalcordtoolbox/spinalcordtoolbox
         path: spinalcordtoolbox
@@ -41,7 +41,7 @@ jobs:
         cat ~/.bashrc | grep "export PATH" | grep -o "/.*" | cut -d ':' -f 1 >> $GITHUB_PATH
 
     - name: "Checkout '${{ github.event.repository.name }}'"
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
       with:
         path: ${{ github.event.repository.name }}
 

.github/workflows/run_script_and_create_release.yml

@@ -29,7 +29,7 @@ jobs:
     steps:
 
     - name: Checkout spinalcordtoolbox
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
       with:
         repository: spinalcordtoolbox/spinalcordtoolbox
         path: spinalcordtoolbox
@@ -47,7 +47,7 @@ jobs:
         cat ~/.bashrc | grep "export PATH" | grep -o "/.*" | cut -d ':' -f 1 >> $GITHUB_PATH
 
     - name: "Checkout '${{ github.event.repository.name }}'"
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
       with:
         ref: ${{ env.GITHUB_SHA }}
         path: ${{ github.event.repository.name }}
@@ -82,4 +82,4 @@ jobs:
         tag_name: ${{ github.event.inputs.release_title }}
         release_id: ${{ steps.create_release.outputs.id }}
       # Only attach to release if workflow is run manually. (This allows the workflow to double as a PR test.)
-      if: github.event_name == 'workflow_dispatch'
+      if: github.event_name == 'workflow_dispatch'