chore(deps): update dependency rxjs to v7

package.json

@@ -26,7 +26,7 @@
     "@ngxs/logger-plugin": "~3.4.3",
     "@ngxs/store": "~3.4.3",
     "core-js": "^3.1.4",
-    "rxjs": "~6.5.5",
+    "rxjs": "~7.5.6",
     "tslib": "^1.9.3",
     "zone.js": "~0.9.1"
   },

yarn.lock

@@ -7602,12 +7602,12 @@ [email protected], rxjs@^6.1.0, rxjs@^6.3.3:
   dependencies:
     tslib "^1.9.0"
 
-rxjs@~6.5.5:
-  version "6.5.5"
-  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.5.5.tgz#c5c884e3094c8cfee31bf27eb87e54ccfc87f9ec"
-  integrity sha512-WfQI+1gohdf0Dai/Bbmk5L5ItH5tYqm3ki2c5GdWhKjalzjg93N3avFjVStyZZz+A2Em+ZxKH5bNghw9UeylGQ==
+rxjs@~7.5.6:
+  version "7.5.6"
+  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-7.5.6.tgz#0446577557862afd6903517ce7cae79ecb9662bc"
+  integrity sha512-dnyv2/YsXhnm461G+R/Pe5bWP41Nm6LBXEYWI6eiFP4fiwx6WRI/CD0zbdVAudd9xwLEF2IDcKXLHit0FYjUzw==
   dependencies:
-    tslib "^1.9.0"
+    tslib "^2.1.0"
 
 [email protected], safe-buffer@^5.0.1, safe-buffer@^5.1.0, safe-buffer@^5.1.1, safe-buffer@^5.1.2, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
@@ -8829,6 +8829,11 @@ tslib@^1.8.0, tslib@^1.8.1, tslib@^1.9.0, tslib@^1.9.3:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
   integrity sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==
 
+tslib@^2.1.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.4.0.tgz#7cecaa7f073ce680a05847aa77be941098f36dc3"
+  integrity sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ==
+
 tslint@~5.16.0:
   version "5.16.0"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.16.0.tgz#ae61f9c5a98d295b9a4f4553b1b1e831c1984d67"