fix: upgrade @apollo/client from 3.3.19 to 3.3.20 (#959)

Snyk has created this PR to upgrade @apollo/client from 3.3.19 to 3.3.20.

See this package in npm:
https://www.npmjs.com/package/@apollo/client

See this project in Snyk:
https://app.snyk.io/org/surajpuvvada/project/553e7174-0e22-4c7f-aa2c-12ae5f5768b5?utm_source=github&utm_medium=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -35,7 +35,7 @@
     "@angular/platform-browser": "^11.2.0",
     "@angular/platform-browser-dynamic": "^11.2.0",
     "@angular/router": "^11.2.0",
-    "@apollo/client": "^3.3.19",
+    "@apollo/client": "^3.3.20",
     "@hypertrace/hyperdash": "^1.2.1",
     "@hypertrace/hyperdash-angular": "^2.5.0",
     "@types/d3-hierarchy": "^2.0.0",