fix(deps): update dependency rxjs to v7

Author: renovate[bot]

package.json

@@ -40,7 +40,7 @@
     "ng2-ace-editor": "0.3.9",
     "ng2-file-upload": "1.4.0",
     "ngx-pipes": "2.7.8",
-    "rxjs": "6.6.7",
+    "rxjs": "7.8.2",
     "rxjs-compat": "6.6.7",
     "tslib": "^2.0.0",
     "zone.js": "~0.11.4"

yarn.lock

@@ -7964,7 +7964,7 @@ [email protected], rxjs@^6.5.4:
   dependencies:
     tslib "^1.9.0"
 
-rxjs@^7.2.0:
+rxjs@7.8.2, rxjs@^7.2.0:
   version "7.8.2"
   resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-7.8.2.tgz#955bc473ed8af11a002a2be52071bf475638607b"
   integrity sha512-dhKf903U/PQZY6boNNtAGdWbG85WAbjT/1xYoZIC7FAY0yWapOBQVsVrDl58W86//e1VpMNBtRV4MaXfdMySFA==