Changed names of GH action scripts

Changed VFC checkout action version from 2 to 3

.github/workflows/compile.yml

@@ -1,6 +1,6 @@
 # This is a basic workflow to test compilation
 
-name: CI
+name: "Sherman-Morrison Build CI"
 
 # Controls when the action will run.
 on:
@@ -28,7 +28,7 @@ jobs:
           submodules: recursive
 
       # Runs a single command using the runners shell
-      - name: Test compilation
+      - name: Build and test
         run: |
           sudo apt install libhdf5-dev flang-7 clang-7 emacs autoconf
           source smvars.sh llvm

.github/workflows/random_generator_compile.yml

@@ -1,4 +1,4 @@
-name: Compiles
+name: "Random Generator Build CI"
 
 on:
   push:

.github/workflows/vfc_test_workflow.yml

@@ -1,7 +1,7 @@
 # This workflow will be executed when dev is updated:
 # it will run the configured tests and upload the results on vfc_ci_dev.
 
-name: "Verificarlo CI (dev)"
+name: "Verificarlo CI"
 
 on:
   # Triggers the workflow when dev is updated
@@ -17,7 +17,7 @@ jobs:
     container: verificarlo/verificarlo
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
             fetch-depth: 0