build(deps): bump lodash from 4.17.20 to 4.17.21

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.20 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.20...4.17.21)

Signed-off-by: dependabot[bot] <[email protected]>

core/package.json

@@ -90,7 +90,7 @@
     "joi": "^11.1.1",
     "jsonwebtoken": "^8.5.1",
     "knex": "^2.2.0",
-    "lodash": "^4.17.20",
+    "lodash": "^4.17.21",
     "mongodb": "^2.2.31",
     "node-fetch": "^1.7.3",
     "pnp-email-service": "^0.1.8",

yarn.lock

@@ -4778,7 +4778,7 @@ [email protected]:
   version "4.17.2"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.2.tgz#34a3055babe04ce42467b607d700072c7ff6bf42"
 
-[email protected], lodash@^4.17.21, lodash@^4.7.0:
+[email protected], lodash@^4.0.0, lodash@^4.14.0, lodash@^4.17.19, lodash@^4.17.21, lodash@^4.17.4, lodash@^4.2.1, lodash@^4.3.0, lodash@^4.7.0:
   version "4.17.21"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
   integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
@@ -4787,15 +4787,6 @@ [email protected], lodash@^4.17.21, lodash@^4.7.0:
   version "3.10.1"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.10.1.tgz#5bf45e8e49ba4189e17d482789dfd15bd140b7b6"
 
-lodash@^4.0.0, lodash@^4.14.0, lodash@^4.17.4, lodash@^4.2.1, lodash@^4.3.0:
-  version "4.17.4"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
-
-lodash@^4.17.19, lodash@^4.17.20:
-  version "4.17.20"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
-  integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
-
 lodash@~1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-1.3.1.tgz#a4663b53686b895ff074e2ba504dfb76a8e2b770"