chore(deps): update dependency @types/prop-types to v15.5.5

Author: renovate-bot

package.json

@@ -43,7 +43,7 @@
     "@types/diff": "3.5.1",
     "@types/execa": "0.9.0",
     "@types/node": "9.6.26",
-    "@types/prop-types": "15.5.4",
+    "@types/prop-types": "15.5.5",
     "@types/react": "16.4.7",
     "ava": "0.25.0",
     "babel-core": "6.26.3",

yarn.lock

@@ -165,9 +165,9 @@
   version "9.6.26"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-9.6.26.tgz#cd9d021f3e43f16a62e1b1cfa38b00ae4cfbebac"
 
-"@types/prop-types@15.5.4":
-  version "15.5.4"
-  resolved "https://registry.yarnpkg.com/@types/prop-types/-/prop-types-15.5.4.tgz#9e6199bad131786e24c2baa2a82705a02139fbf8"
+"@types/prop-types@15.5.5":
+  version "15.5.5"
+  resolved "https://registry.yarnpkg.com/@types/prop-types/-/prop-types-15.5.5.tgz#17038dd322c2325f5da650a94d5f9974943625e3"
   dependencies:
     "@types/react" "*"