fix(deps): update dependency prop-types to v15.8.1 (#224)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

yarn.lock

@@ -5235,9 +5235,9 @@ prompts@^2.0.1:
     sisteransi "^1.0.5"
 
 prop-types@^15.6.0:
-  version "15.8.0"
-  resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.8.0.tgz#d237e624c45a9846e469f5f31117f970017ff588"
-  integrity sha512-fDGekdaHh65eI3lMi5OnErU6a8Ighg2KjcjQxO7m8VHyWjcPyj5kiOgV1LQDOOOgVy3+5FgjXvdSSX7B8/5/4g==
+  version "15.8.1"
+  resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.8.1.tgz#67d87bf1a694f48435cf332c24af10214a3140b5"
+  integrity sha512-oj87CgZICdulUohogVAR7AjlC0327U4el4L6eAvOqCeudMDVU0NThNaV+b9Df4dXgSP1gXMTnPdhfe/2qDH5cg==
   dependencies:
     loose-envify "^1.4.0"
     object-assign "^4.1.1"