fix(gatsby): move require out of hot function (#36253)

* fix(gatsby): move require out of hot function

This require showed up in a performance profile as taking ~600ms during a large query as `resolveField` is called a lot. We can require it out of the function to avoid this.

* not sure why it needs the .default here

* Update node-model.js

* Update node-model.js

* Fix lint

packages/gatsby/src/schema/node-model.js

@@ -846,7 +846,7 @@ async function resolveRecursive(
 
   return _.pickBy(resolvedFields, (value, key) => queryFields[key])
 }
-
+let withResolverContext
 function resolveField(
   nodeModel,
   schemaComposer,
@@ -858,7 +858,13 @@ function resolveField(
   if (!gqlField?.resolve) {
     return node[fieldName]
   }
-  const withResolverContext = require(`./context`)
+
+  // We require this inline as there's a circular dependency from context back to this file.
+  // https://github.com/gatsbyjs/gatsby/blob/9d33b107d167e3e9e2aa282924a0c409f6afd5a0/packages/gatsby/src/schema/context.ts#L5
+  if (!withResolverContext) {
+    withResolverContext = require(`./context`)
+  }
+
   return gqlField.resolve(
     node,
     gqlField.args.reduce((acc, arg) => {