Update dependency typescript to v4.2.4

Author: renovate-bot

backend/package.json

@@ -69,7 +69,7 @@
     "ts-node": "9.1.1",
     "tsconfig-paths": "3.9.0",
     "tslint": "6.1.3",
-    "typescript": "4.2.3"
+    "typescript": "4.2.4"
   },
   "jest": {
     "testPathIgnorePatterns": [

backend/yarn.lock

@@ -5919,6 +5919,11 @@ [email protected]:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.2.3.tgz#39062d8019912d43726298f09493d598048c1ce3"
   integrity sha512-qOcYwxaByStAWrBf4x0fibwZvMRG+r4cQoTjbPtUlrWjBHbmCAww1i448U0GJ+3cNNEtebDteo/cHOR3xJ4wEw==
 
+[email protected]:
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.2.4.tgz#8610b59747de028fda898a8aef0e103f156d0961"
+  integrity sha512-V+evlYHZnQkaz8TRBuxTA92yZBPotr5H+WhQ7bD3hZUndx5tGOa1fuCgeSjxAzM1RiN5IzvadIXTVefuuwZCRg==
+
 union-value@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/union-value/-/union-value-1.0.1.tgz#0b6fe7b835aecda61c6ea4d4f02c14221e109847"