chore(deps): update dependency graphql to ^15.8.0

Author: renovate[bot]

package.json

@@ -129,7 +129,7 @@
     "@types/node": "16.11.33",
     "@types/sinon": "10.0.11",
     "expect": "^24.1.0",
-    "graphql": "^15.4.0",
+    "graphql": "^15.8.0",
     "husky": "^4.3.5",
     "lnfs-cli": "^2.1.0",
     "lodash": "^4.17.20",

yarn.lock

@@ -3259,7 +3259,7 @@ grapheme-breaker@^0.3.2:
     brfs "^1.2.0"
     unicode-trie "^0.3.1"
 
-graphql@^15.4.0:
+graphql@^15.8.0:
   version "15.8.0"
   resolved "https://registry.yarnpkg.com/graphql/-/graphql-15.8.0.tgz#33410e96b012fa3bdb1091cc99a94769db212b38"
   integrity sha512-5gghUc24tP9HRznNpV2+FIoq3xKkj5dTQqf4v0CpdPbFVwFkWoxOM+o+2OC9ZSvjEMTjfmG9QT+gcvggTwW1zw==