Use jwks-rsa 2.0.2, with async/await support

This pushes up to declare Node 10+ as a requirement, but we were using
that in practice, before, too.

jwks-rsa CHANGELOG mentions this upgrade guide:
https://github.com/auth0/node-jwks-rsa/blob/master/CHANGELOG.md#migrated-callbacks-to-asyncawait

Author: olleolleolle

CHANGELOG.md

@@ -119,6 +119,7 @@ ___
 - LDAP: Properly unbind client on group search error (Diamond Lewis) [#7265](https://github.com/parse-community/parse-server/pull/7265)
 - Improve data consistency in Push and Job Status update (Diamond Lewis) [#7267](https://github.com/parse-community/parse-server/pull/7267)
 - Excluding keys that have trailing edges.node when performing GraphQL resolver (Chris Bland) [#7273](https://github.com/parse-community/parse-server/pull/7273)
+- Use jwks-rsa 2.x (Olle Jonsson) [#7305](https://github.com/parse-community/parse-server/pull/7305)
 ___
 ## 4.5.0
 [Full Changelog](https://github.com/parse-community/parse-server/compare/4.4.0...4.5.0)

package-lock.json

@@ -42,7 +42,7 @@
     "graphql-upload": "11.0.0",
     "intersect": "1.0.1",
     "jsonwebtoken": "8.5.1",
-    "jwks-rsa": "1.12.3",
+    "jwks-rsa": "2.0.2",
     "ldapjs": "2.2.4",
     "lodash": "4.17.21",
     "lru-cache": "5.1.1",
@@ -125,7 +125,7 @@
     "postinstall": "node -p 'require(\"./postinstall.js\")()'"
   },
   "engines": {
-    "node": ">= 8"
+    "node": ">= 10"
   },
   "bin": {
     "parse-server": "bin/parse-server"

package.json

@@ -16,11 +16,9 @@ const getAppleKeyByKeyId = async (keyId, cacheMaxEntries, cacheMaxAge) => {
     cacheMaxAge,
   });
 
-  const asyncGetSigningKeyFunction = util.promisify(client.getSigningKey);
-
   let key;
   try {
-    key = await asyncGetSigningKeyFunction(keyId);
+    key = await client.getSigningKey(keyId);
   } catch (error) {
     throw new Parse.Error(
       Parse.Error.OBJECT_NOT_FOUND,

src/Adapters/Auth/apple.js

@@ -58,11 +58,9 @@ const getFacebookKeyByKeyId = async (keyId, cacheMaxEntries, cacheMaxAge) => {
     cacheMaxAge,
   });
 
-  const asyncGetSigningKeyFunction = util.promisify(client.getSigningKey);
-
   let key;
   try {
-    key = await asyncGetSigningKeyFunction(keyId);
+    key = await client.getSigningKey(keyId);
   } catch (error) {
     throw new Parse.Error(
       Parse.Error.OBJECT_NOT_FOUND,