Fix values.schema.json format

Author: frantsao

charts/nginx-ingress/values.schema.json

@@ -972,14 +972,14 @@
                 false
               ]
             },
-	    "customName": {
-	      "type": "string",
-	      "default": "",
-	      "title": "The customName Schema",
-	      "examples": [
-	        "the-namespace/the-name-of-the-global-configuration-custom-resource"
-	      ]
-	    },
+            "customName": {
+              "type": "string",
+              "default": "",
+              "title": "The customName Schema",
+              "examples": [
+                "the-namespace/the-name-of-the-global-configuration-custom-resource"
+              ]
+            },
             "spec": {
               "type": "object",
               "default": {},