Fixed mongodb in composer.json.

composer.json

@@ -55,7 +55,7 @@
 		"yiisoft/yii2-elasticsearch": "self.version",
 		"yiisoft/yii2-gii": "self.version",
 		"yiisoft/yii2-jui": "self.version",
-		"yiisoft/yii2-mongo": "self.version",
+		"yiisoft/yii2-mongodb": "self.version",
 		"yiisoft/yii2-redis": "self.version",
 		"yiisoft/yii2-smarty": "self.version",
 		"yiisoft/yii2-swiftmailer": "self.version",
@@ -84,7 +84,7 @@
 			"yii\\elasticsearch\\": "extensions/elasticsearch/",
 			"yii\\gii\\": "extensions/gii/",
 			"yii\\jui\\": "extensions/jui/",
-			"yii\\mongo\\": "extensions/mongo/",
+			"yii\\mongodb\\": "extensions/mongodb/",
 			"yii\\redis\\": "extensions/redis/",
 			"yii\\smarty\\": "extensions/smarty/",
 			"yii\\swiftmailer\\": "extensions/swiftmailer/",