Merge pull request #15 from Nilanth/dependabot/npm_and_yarn/async-2.6.4

Bump async from 2.6.3 to 2.6.4

Author: Nilanth

yarn.lock

@@ -1801,9 +1801,9 @@ async-validator@^4.0.2:
   integrity sha512-Pj2IR7u8hmUEDOwB++su6baaRi+QvsgajuFB9j95foM1N2gy5HM4z60hfusIO0fBPG5uLAEl6yCJr1jNSVugEQ==
 
 async@^2.6.2:
-  version "2.6.3"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.3.tgz#d72625e2344a3656e3a3ad4fa749fa83299d82ff"
-  integrity sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
+  integrity sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==
   dependencies:
     lodash "^4.17.14"