Bump graphql-tools from 4.0.5 to 4.0.6 (#6158)

Bumps [graphql-tools](https://github.com/apollographql/graphql-tools) from 4.0.5 to 4.0.6.
- [Release notes](https://github.com/apollographql/graphql-tools/releases)
- [Changelog](https://github.com/apollographql/graphql-tools/blob/master/CHANGELOG.md)
- [Commits](https://github.com/apollographql/graphql-tools/compare/v4.0.5...v4.0.6)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package-lock.json

@@ -5857,9 +5857,9 @@
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     },
     "graphql-tools": {
-      "version": "4.0.5",
-      "resolved": "https://registry.npmjs.org/graphql-tools/-/graphql-tools-4.0.5.tgz",
-      "integrity": "sha512-kQCh3IZsMqquDx7zfIGWBau42xe46gmqabwYkpPlCLIjcEY1XK+auP7iGRD9/205BPyoQdY8hT96MPpgERdC9Q==",
+      "version": "4.0.6",
+      "resolved": "https://registry.npmjs.org/graphql-tools/-/graphql-tools-4.0.6.tgz",
+      "integrity": "sha512-jHLQw8x3xmSNRBCsaZqelXXsFfUSUSktSCUP8KYHiX1Z9qEuwcMpAf+FkdBzk8aTAFqOlPdNZ3OI4DKKqGKUqg==",
       "requires": {
         "apollo-link": "^1.2.3",
         "apollo-utilities": "^1.0.1",