Merge pull request #78 from yoshz/psr-cache-v3

Added psr/cache:^3.0 dependency

Author: dbu

composer.json

@@ -12,7 +12,7 @@
  ],
  "require": {
  "php": "^7.1 || ^8.0",
- "psr/cache": "^1.0 || ^2.0",
+ "psr/cache": "^1.0 || ^2.0 || ^3.0",
  "php-http/client-common": "^1.9 || ^2.0",
  "php-http/message-factory": "^1.0",
  "symfony/options-resolver": "^2.6 || ^3.0 || ^4.0 || ^5.0 || ^6.0"