increase core version number to trigger db ugprade and fix app manager tests

tests/lib/App/ManagerTest.php

 		$this->appConfig->setValue('test1', 'enabled', 'yes');
 		$this->appConfig->setValue('test2', 'enabled', 'no');
 		$this->appConfig->setValue('test3', 'enabled', '["foo"]');
-		$this->assertEquals(['dav', 'federatedfilesharing', 'files', 'test1', 'test3', 'workflowengine'], $this->manager->getInstalledApps());
+		$apps = ['dav', 'federatedfilesharing', 'files', 'test1', 'test3', 'twofactor_backupcodes', 'workflowengine'];
+		$this->assertEquals($apps, $this->manager->getInstalledApps());
 	}
 
 	public function testGetAppsForUser() {
 		$this->appConfig->setValue('test2', 'enabled', 'no');
 		$this->appConfig->setValue('test3', 'enabled', '["foo"]');
 		$this->appConfig->setValue('test4', 'enabled', '["asd"]');
-		$this->assertEquals(['dav', 'federatedfilesharing', 'files', 'test1', 'test3', 'workflowengine'], $this->manager->getEnabledAppsForUser($user));
+		$enabled = [
+			'dav',
+			'federatedfilesharing',
+			'files',
+			'test1',
+			'test3',
+			'twofactor_backupcodes',
+			'workflowengine'
+		];
+		$this->assertEquals($enabled, $this->manager->getEnabledAppsForUser($user));
 	}
 
 	public function testGetAppsNeedingUpgrade() {
 			'test3' => ['id' => 'test3', 'version' => '1.2.4', 'requiremin' => '9.0.0'],
 			'test4' => ['id' => 'test4', 'version' => '3.0.0', 'requiremin' => '8.1.0'],
 			'testnoversion' => ['id' => 'testnoversion', 'requiremin' => '8.2.0'],
+			'twofactor_backupcodes' => ['id' => 'twofactor_backupcodes'],
 			'workflowengine' => ['id' => 'workflowengine'],
 		];
 
 			'test2' => ['id' => 'test2', 'version' => '1.0.0', 'requiremin' => '8.2.0'],
 			'test3' => ['id' => 'test3', 'version' => '1.2.4', 'requiremin' => '9.0.0'],
 			'testnoversion' => ['id' => 'testnoversion', 'requiremin' => '8.2.0'],
+			'twofactor_backupcodes' => ['id' => 'twofactor_backupcodes'],
 			'workflowengine' => ['id' => 'workflowengine'],
 		];
 

version.php

 // We only can count up. The 4. digit is only for the internal patchlevel to trigger DB upgrades
 // between betas, final and RCs. This is _not_ the public version number. Reset minor/patchlevel
 // when updating major/minor version number.
-$OC_Version = array(9, 2, 0, 2);
+$OC_Version = array(9, 2, 0, 3);
 
 // The human readable string
 $OC_VersionString = '11.0 alpha';