Set replicas type to integer

Signed-off-by: Timofei Larkin <lllamnyp@gmail.com>

packages/extra/ingress/values.schema.json

@@ -3,7 +3,7 @@
     "type": "object",
     "properties": {
         "replicas": {
-            "type": "number",
+            "type": "integer",
             "description": "Number of ingress-nginx replicas",
             "default": 2
         },
@@ -37,4 +37,4 @@
             "default": false
         }
     }
-}
+}