Fix library userAgent, and HttpRequestMatcher.

Author: Muhammad Farag

src/Clients/Http.php

@@ -172,7 +172,7 @@ protected function request(
         $maxTries = $tries ?? 1;
 
         $version = require dirname(__FILE__) . '/../version.php';
-        $userAgentParts = ["Shopify API Library for PHP v$version"];
+        $userAgentParts = ["Shopify Admin API Library for PHP v$version"];
 
         if (Context::$USER_AGENT_PREFIX) {
             array_unshift($userAgentParts, Context::$USER_AGENT_PREFIX);

tests/HttpRequestMatcher.php

@@ -47,7 +47,7 @@ protected function matches($other): bool
 
     private function matchUserAgent(RequestInterface $request): bool
     {
-        return preg_match($this->userAgent, $request->getHeaderLine('user-agent')) !== false;
+        return preg_match($this->userAgent, $request->getHeaderLine('user-agent')) != false;
     }
 
     private function matchBody(): bool