Replace HTTPlug factories by PSR-17 (#1184)

* Replace HTTPlug factories by PSR-17

* minor fix

---------

Co-authored-by: Nyholm <tobias.nyholm@gmail.com>

Author: nicolas-grekas

composer.json

@@ -20,8 +20,7 @@
         "geocoder-php/provider-implementation": "1.0"
     },
     "require-dev": {
-        "geocoder-php/provider-integration-tests": "^1.0",
-        "php-http/curl-client": "^2.2",
+        "geocoder-php/provider-integration-tests": "^1.6.3",
         "php-http/message": "^1.0",
         "phpunit/phpunit": "^9.5"
     },
@@ -44,4 +43,4 @@
         "test": "vendor/bin/phpunit",
         "test-ci": "vendor/bin/phpunit --coverage-text --coverage-clover=build/coverage.xml"
     }
-}
+}