Limit to one version of rxjs

cypher-query-builder is fine with v7
and angular schematics use pinned versions stupidly

Author: CarsonF

package.json

@@ -162,6 +162,7 @@
     "@whatwg-node/fetch@npm:^0.10.6": "patch:@whatwg-node/fetch@npm%3A0.10.6#~/.yarn/patches/@whatwg-node-fetch-npm-0.10.6-bca79028fb.patch",
     "logform": "2.6.1",
     "process-warning": "^5",
+    "rxjs": "^7.8",
     "secure-json-parse": "^4",
     "subscriptions-transport-ws": "npm:empty-npm-package@*"
   },

yarn.lock

@@ -12445,25 +12445,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"rxjs@npm:7.8.1":
-  version: 7.8.1
-  resolution: "rxjs@npm:7.8.1"
-  dependencies:
-    tslib: "npm:^2.1.0"
-  checksum: 10c0/3c49c1ecd66170b175c9cacf5cef67f8914dcbc7cd0162855538d365c83fea631167cacb644b3ce533b2ea0e9a4d0b12175186985f89d75abe73dbd8f7f06f68
-  languageName: node
-  linkType: hard
-
-"rxjs@npm:^6.5.2":
-  version: 6.6.7
-  resolution: "rxjs@npm:6.6.7"
-  dependencies:
-    tslib: "npm:^1.9.0"
-  checksum: 10c0/e556a13a9aa89395e5c9d825eabcfa325568d9c9990af720f3f29f04a888a3b854f25845c2b55875d875381abcae2d8100af9cacdc57576e7ed6be030a01d2fe
-  languageName: node
-  linkType: hard
-
-"rxjs@npm:^7.8.1":
+"rxjs@npm:^7.8":
   version: 7.8.2
   resolution: "rxjs@npm:7.8.2"
   dependencies:
@@ -13672,7 +13654,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"tslib@npm:^1.10.0, tslib@npm:^1.8.1, tslib@npm:^1.9.0":
+"tslib@npm:^1.10.0, tslib@npm:^1.8.1":
   version: 1.14.1
   resolution: "tslib@npm:1.14.1"
   checksum: 10c0/69ae09c49eea644bc5ebe1bca4fa4cc2c82b7b3e02f43b84bd891504edf66dbc6b2ec0eef31a957042de2269139e4acff911e6d186a258fb14069cd7f6febce2