Update dependency prop-types to v15.7.2

package.json

@@ -57,7 +57,7 @@
     "file-loader": "1.1.5",
     "flow-bin": "0.59.0",
     "jest": "21.2.1",
-    "prop-types": "15.6.0",
+    "prop-types": "15.7.2",
     "raf": "3.4.0",
     "react": "16.1.1",
     "react-dom": "16.1.1",

yarn.lock

@@ -3669,6 +3669,10 @@ js-tokens@^3.0.0, js-tokens@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
 
+"js-tokens@^3.0.0 || ^4.0.0":
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-4.0.0.tgz#19203fb59991df98e3a287050d4647cdeaf32499"
+
 js-yaml@^3.7.0, js-yaml@^3.9.1:
   version "3.10.0"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.10.0.tgz#2e78441646bd4682e963f22b6e92823c309c62dc"
@@ -3915,6 +3919,12 @@ loose-envify@^1.0.0, loose-envify@^1.1.0, loose-envify@^1.3.1:
   dependencies:
     js-tokens "^3.0.0"
 
+loose-envify@^1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.4.0.tgz#71ee51fa7be4caec1a63839f7e682d8132d30caf"
+  dependencies:
+    js-tokens "^3.0.0 || ^4.0.0"
+
 loud-rejection@^1.0.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/loud-rejection/-/loud-rejection-1.6.0.tgz#5b46f80147edee578870f086d04821cf998e551f"
@@ -4884,7 +4894,15 @@ promise@^7.1.1:
   dependencies:
     asap "~2.0.3"
 
-[email protected], prop-types@^15.5.10, prop-types@^15.6.0:
+[email protected]:
+  version "15.7.2"
+  resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.7.2.tgz#52c41e75b8c87e72b9d9360e0206b99dcbffa6c5"
+  dependencies:
+    loose-envify "^1.4.0"
+    object-assign "^4.1.1"
+    react-is "^16.8.1"
+
+prop-types@^15.5.10, prop-types@^15.6.0:
   version "15.6.0"
   resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.6.0.tgz#ceaf083022fc46b4a35f69e13ef75aed0d639856"
   dependencies:
@@ -5035,6 +5053,10 @@ [email protected]:
     object-assign "^4.1.1"
     prop-types "^15.6.0"
 
+react-is@^16.8.1:
+  version "16.8.1"
+  resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.8.1.tgz#a80141e246eb894824fb4f2901c0c50ef31d4cdb"
+
 react-test-renderer@^16.0.0-0:
   version "16.1.1"
   resolved "https://registry.yarnpkg.com/react-test-renderer/-/react-test-renderer-16.1.1.tgz#a05184688d564be799f212449262525d1e350537"