Bump lodash from 4.17.20 to 4.17.21 in /DemoApp

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]>

DemoApp/yarn.lock

@@ -4452,9 +4452,9 @@ [email protected]:
   integrity sha1-vyJJiGzlFM2hEvrpIYzcBlIR/Jw=
 
 lodash@^4.17.10, lodash@^4.17.14, lodash@^4.17.19, lodash@^4.17.5, lodash@^4.3.0:
-  version "4.17.20"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
-  integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 log-symbols@^2.2.0:
   version "2.2.0"
@@ -4961,15 +4961,15 @@ [email protected]:
   resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.8.tgz#1630c42b2251ff81e2a283de96a5497ea92e5e0d"
   integrity sha512-nnbWWOkoWyUsTjKrhgD0dcz22mdkSnpYqbEjIm2nhwhuxlSkpywJmBo8h0ZqJdkp73mb90SssHkN4rsRaBAfAA==
 
-mux-embed@^4.1.1:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/mux-embed/-/mux-embed-4.1.1.tgz#d61c297c6043c59793ec1837b778b294d60a66cd"
-  integrity sha512-AUjuWWRrKJ8byyd4vrZvLrA8yQGV3eoZ70u9n0HvA8AdY67xt+YBEAQbh5TYHEKfXLf1WpZlB9UScjgegUkrbQ==
+mux-embed@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/mux-embed/-/mux-embed-4.2.0.tgz#16712aadacae9fc9d96a4d3d1913f7bd43564af7"
+  integrity sha512-ECiXs/GY8R2whjE+lyIoCeK5fDVizv4TZjX5nybjgSLGjtLELLCHzLLVPMfQn75v5oCqnY6rH9RUZWanCguFnA==
 
 "mux-react-native-video-sdk@file:..":
-  version "0.1.0"
+  version "0.2.0"
   dependencies:
-    mux-embed "^4.1.1"
+    mux-embed "^4.2.0"
 
 nan@^2.12.1:
   version "2.14.2"