remove 7.4 support after EOL

Signed-off-by: John Laswell <[email protected]>

Author: jlaswell

.github/workflows/tests.yml

@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        php: ['7.4', '8.0', '8.1', '8.2']
+        php: ['8.0', '8.1', '8.2']
 
     steps:
       - name: Checkout Code

composer.json

@@ -18,10 +18,9 @@
         }
     },
     "require": {
-        "php": "^7.4.15 || ^8.0.2",
+        "php": "^8.0.2",
         "ext-json": "*",
-        "ext-pcre": "*",
-        "symfony/polyfill-php80": "^1.26"
+        "ext-pcre": "*"
     },
     "require-dev": {
         "guzzlehttp/psr7": "^2.4.3",
@@ -45,13 +44,11 @@
         "tests": "./vendor/bin/phpunit",
         "sa": "./vendor/bin/psalm.phar",
         "tests-build": [
-            "DOCKER_BUILDKIT=1 docker build -t cloudevents/sdk-php:7.4-tests -f hack/7.4.Dockerfile hack",
             "DOCKER_BUILDKIT=1 docker build -t cloudevents/sdk-php:8.0-tests -f hack/8.0.Dockerfile hack",
             "DOCKER_BUILDKIT=1 docker build -t cloudevents/sdk-php:8.1-tests -f hack/8.1.Dockerfile hack",
             "DOCKER_BUILDKIT=1 docker build -t cloudevents/sdk-php:8.2-tests -f hack/8.1.Dockerfile hack"
         ],
         "tests-docker": [
-            "docker run -it -v $(pwd):/var/www cloudevents/sdk-php:7.4-tests --coverage-html=coverage",
             "docker run -it -v $(pwd):/var/www cloudevents/sdk-php:8.0-tests",
             "docker run -it -v $(pwd):/var/www cloudevents/sdk-php:8.1-tests",
             "docker run -it -v $(pwd):/var/www cloudevents/sdk-php:8.2-tests"