Drop support for PHP lower than 8.2 (#1967)

* Drop support for PHP lower than 8.2

* Remove dead code related to old PHP versions

* Regenerate the Psalm baseline

Author: stof

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       max-parallel: 10
       matrix:
-        php: ['7.2', '7.3', '7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5']
+        php: ['8.2', '8.3', '8.4', '8.5']
 
     steps:
       - name: Set up PHP

CHANGELOG.md

@@ -7,6 +7,10 @@
 - AWS api-change: Rework regions configuration
 - AWS api-change: This release includes exception definition and documentation updates.
 
+### Dependency bumped
+
+- Drop support for PHP versions lower than 8.2
+
 ### Changed
 
 - Apply new CodingStandard from latest php-cs-fixer.

composer.json

@@ -11,7 +11,7 @@
         "sso-oidc"
     ],
     "require": {
-        "php": "^7.2.5 || ^8.0",
+        "php": "^8.2",
         "ext-json": "*",
         "async-aws/core": "^1.9"
     },