Updated dependencies to latest versions. Added optional versions of PSR interfaces.

Signed-off-by: Johannes Tegnér <johannes@jitesoft.com>

Author: Johannestegner

composer.json

@@ -16,13 +16,13 @@
     ],
     "require": {
         "php": ">=7.4.2",
-        "psr/container": "^1.0",
-        "psr/cache": "^1.0",
+        "psr/container": "^1.0|^2.0",
+        "psr/cache": "^1.0|^2.0|^3.0",
         "psr/http-client": "^1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "9.4.*",
-        "squizlabs/php_codesniffer": "3.5.*"
+        "phpunit/phpunit": "^9.5",
+        "squizlabs/php_codesniffer": "^3.6"
     },
     "autoload": {
         "psr-4": {