Fix: remove Release state RC (#32)

Author: TzviRabinovitch

modules/developer-edition/experiments.php

@@ -32,7 +32,6 @@ public function enable_experiments( ExperimentsManager $experiments_manager, arr
 	private function is_beta_release_or_higher( array $experimental_data ) {
 		$changeable_release_statues = [
 			ExperimentsManager::RELEASE_STATUS_BETA,
-			ExperimentsManager::RELEASE_STATUS_RC,
 			ExperimentsManager::RELEASE_STATUS_STABLE,
 		];
 

tests/phpunit/unit/modules/developer-edition/test-experiments.php

@@ -14,7 +14,7 @@ public function test_enable_experiments() {
 		$data = [
 			'name' => 'test feature',
 			'state' => Manager::STATE_DEFAULT,
-			'release_status' => Manager::RELEASE_STATUS_RC,
+			'release_status' => Manager::RELEASE_STATUS_BETA,
 			'default' => Manager::STATE_INACTIVE,
 		];