Drop Drupal 8 from testing workflows (mglaman#623)

* First stab

* Replaced/Removed some more mentions of drupal/*:^8

* Drop symfony/*:^3 support

* Raised lowest version of phpunit/phpunit to ^8.5

* Drop drush/drush:^9.6 support and add ^12

.circleci/config.yml

@@ -31,7 +31,7 @@ commands:
     parameters:
       project:
         type: string
-        default: 'drupal/recommended-project:^8.8@alpha'
+        default: 'drupal/recommended-project:^9.0@alpha'
     steps:
       - run: composer create-project << parameters.project >> /tmp/drupal --no-interaction --prefer-dist --ignore-platform-reqs
       - run: composer require zaporylie/composer-drupal-optimizations:^1.1 --dev --working-dir=/tmp/drupal
@@ -41,7 +41,7 @@ commands:
           name: Add as local
           command: |
             cd /tmp/drupal
-            composer require --dev drupal/core-dev:^8.8
+            composer require --dev drupal/core-dev:^9.0
             composer config repositories.1 '{"type": "path", "url": "'${CIRCLE_WORKING_DIRECTORY}'", "options": { "symlink": false }}'
             composer require --dev mglaman/phpstan-drupal "*" phpstan/extension-installer
             cat composer.json
@@ -70,7 +70,7 @@ jobs:
     steps:
       - start-project
       - create-drupal-project:
-          project: 'drupal/legacy-project:^8.8'
+          project: 'drupal/legacy-project:^9.0'
       - local-require
       - run:
           name: Run against a file
@@ -103,7 +103,7 @@ jobs:
     steps:
       - start-project
       - create-drupal-project:
-          project: 'drupal/legacy-project:^8@alpha'
+          project: 'drupal/legacy-project:^9@alpha'
       - local-require
       # Composer constraints prevent requiring via compser, but this helps test drupalci's phpstan build step as well.
       - run:

.github/workflows/php.yml

@@ -43,7 +43,6 @@ jobs:
         php-version:
           - "7.4"
         drupal:
-          - "^8.9"
           - "^9.0"
         include:
           - php-version: "8.0"
@@ -65,15 +64,11 @@ jobs:
           php-version: "${{ matrix.php-version }}"
           tools: composer:v2
           extensions: dom, curl, libxml, mbstring, zip, pdo, mysql, pdo_mysql, gd
-      - name: "Downgrade dev dependencies"
-        run: "composer require phpunit/phpunit:6.5.14 drush/drush:~9 drupal/core-recommended:${{ matrix.drupal }} drupal/core-dev:${{ matrix.drupal }} --with-all-dependencies --dev --no-update"
-        if: ${{ matrix.drupal == '^8.9' }}
       - name: "Upgrade to drupal/core:${{ matrix.drupal }}"
         run: "composer require drupal/core-recommended:${{ matrix.drupal }} --with-all-dependencies --dev --no-update"
         if: ${{ matrix.drupal == '^10.0' || matrix.drupal == '11.x-dev' }}
       - name: "Add phpspec/prophecy-phpunit"
         run: "composer require phpspec/prophecy-phpunit:^2 --dev --no-update"
-        if: ${{ matrix.drupal != '^8.9' }}
       - name: "Install dependencies"
         uses: "ramsey/composer-install@v2"
       - name: "PHPUnit"
@@ -92,7 +87,6 @@ jobs:
         php-version:
           - "7.4"
         drupal:
-          - "^8.9"
           - "^9.0"
         include:
           - php-version: "8.0"
@@ -168,7 +162,6 @@ jobs:
         php-version:
           - "7.4"
         drupal:
-          - "^8.9"
           - "^9.0"
         include:
           - php-version: "8.1"

composer.json

@@ -11,23 +11,23 @@
     ],
     "require": {
         "php": "^7.4 || ^8.0",
-        "symfony/finder": "~3.4.5 ||^4.2 || ^5.0 || ^6.0",
+        "symfony/finder": "^4.2 || ^5.0 || ^6.0",
         "phpstan/phpstan": "^1.10.1",
         "phpstan/phpstan-deprecation-rules": "^1.1.4",
-        "symfony/yaml": "~3.4.5 || ^4.2|| ^5.0 || ^6.0",
+        "symfony/yaml": "^4.2|| ^5.0 || ^6.0",
         "webflo/drupal-finder": "^1.2"
     },
     "require-dev": {
         "behat/mink": "^1.8",
         "composer/installers": "^1.9",
-        "drupal/core-recommended": "^8.8@alpha || ^9.0",
-        "drush/drush": "^9.6 || ^10.0 || ^11",
+        "drupal/core-recommended": "^9.0",
+        "drush/drush": "^10.0 || ^11 || ^12",
         "phpstan/extension-installer": "^1.1",
         "phpstan/phpstan-strict-rules": "^1.0",
-        "phpunit/phpunit": "^6.5 || ^7.5 || ^8.0 || ^9",
+        "phpunit/phpunit": "^8.5 || ^9",
         "slevomat/coding-standard": "^7.1",
         "squizlabs/php_codesniffer": "^3.3",
-        "symfony/phpunit-bridge": "^3.4.3 || ^4.4 || ^5.4 || ^6.0"
+        "symfony/phpunit-bridge": "^4.4 || ^5.4 || ^6.0"
     },
     "minimum-stability": "dev",
     "prefer-stable": true,