minor #1216 Reduce the number of tests made by GitHub Actions (javiereguiluz)

This PR was merged into the main branch.

Discussion
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Reduce the number of tests made by GitHub Actions

There's no need to test all PHP version in all OS ... and that'll reduce the GitHub Actions minutes consumed for the entire Symfony organization.

Commits
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f8cf953 Reduce the number of tests made by GitHub Actions

Author: javiereguiluz

.github/workflows/ci.yaml renamed to .github/workflows/tests.yaml

@@ -1,4 +1,4 @@
-name: "CI"
+name: "Tests"
 
 on:
     pull_request:
@@ -27,6 +27,15 @@ jobs:
             matrix:
                 operating-system: ['ubuntu-latest', 'windows-latest', 'macos-latest']
                 php-version: ['7.3', '7.4', '8.0']
+                exclude:
+                    - operating-system: 'macos-latest'
+                      php-version: '7.3'
+                    - operating-system: 'macos-latest'
+                      php-version: '7.4'
+                    - operating-system: 'windows-latest'
+                      php-version: '7.3'
+                    - operating-system: 'windows-latest'
+                      php-version: '7.4'
 
         steps:
             - name: "Checkout code"