Fix typo in v3.1 schema-base schema (OAI#2544)

Author: jdesrosiers

schemas/v3.1/schema-base.json

@@ -13,7 +13,7 @@
     },
     "schema": {
       "$dynamicAnchor": "meta",
-      "$ref\"": "https://spec.openapis.org/oas/3.1/dialect/base",
+      "$ref": "https://spec.openapis.org/oas/3.1/dialect/base",
       "properties": {
         "$schema": {
           "$ref": "#/$defs/dialect"

schemas/v3.1/schema-base.yaml

@@ -11,7 +11,7 @@ $defs:
     const: 'https://spec.openapis.org/oas/3.1/dialect/base'
   schema:
     $dynamicAnchor: meta
-    $ref": 'https://spec.openapis.org/oas/3.1/dialect/base'
+    $ref: 'https://spec.openapis.org/oas/3.1/dialect/base'
     properties:
       $schema:
         $ref: '#/$defs/dialect'