Update source-map to the latest version 🚀 (#3)

* fix(package): update source-map to version 0.7.0

* chore(package): update lockfile

https://npm.im/greenkeeper-lockfile

Author: greenkeeper[bot]

package.json

@@ -33,7 +33,7 @@
     "lodash": "^4.17.4",
     "resolve": "^1.5.0",
     "serialize-javascript": "^1.4.0",
-    "source-map": "^0.6.1"
+    "source-map": "^0.7.0"
   },
   "devDependencies": {
     "@types/node": "^9.3.0",

yarn.lock

@@ -6,7 +6,7 @@
   version "8.5.2"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-8.5.2.tgz#83b8103fa9a2c2e83d78f701a9aa7c9539739aa5"
 
-"@types/node@9.3.0":
+"@types/node@^9.3.0":
   version "9.3.0"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-9.3.0.tgz#3a129cda7c4e5df2409702626892cb4b96546dd5"
 
@@ -297,9 +297,9 @@ setimmediate@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/setimmediate/-/setimmediate-1.0.5.tgz#290cbb232e306942d7d7ea9b83732ab7856f8285"
 
-source-map@^0.6.1:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
+source-map@0.7.0:
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.7.0.tgz#ebf0d13a48f3619f91891816fdda932f83a6021f"
 
 strip-ansi@^3.0.0:
   version "3.0.1"