Bump lodash from 4.17.15 to 4.17.21

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.15 to 4.17.21.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.15...4.17.21)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

packages/bundle-router/yarn.lock

@@ -2,14 +2,7 @@
 # yarn lockfile v1
 
 
-"@rnna/navigator@latest":
-  version "0.3.0-alpha.21"
-  resolved "https://registry.yarnpkg.com/@rnna/navigator/-/navigator-0.3.0-alpha.21.tgz#a8832de78970234f27431fc73530bbe086183866"
-  integrity sha512-fgYm8hHWlVpfiMHw4+fWe1TMruxsnXp9SIYzeucmkM1V9T7bU13y+BOuURAU/ihlyVHkiOf3Y9pxPoSj4qgLhQ==
-  dependencies:
-    lodash.isplainobject "4.x"
-
-lodash.isplainobject@4.x:
-  version "4.0.6"
-  resolved "https://registry.yarnpkg.com/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz#7c526a52d89b45c45cc690b88163be0497f550cb"
-  integrity sha1-fFJqUtibRcRcxpC4gWO+BJf1UMs=
+lodash@^4.17.21:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==