build(deps): bump @semantic-release/npm from 5.1.2 to 5.1.3 (#18)

Bumps [@semantic-release/npm](https://github.com/semantic-release/npm) from 5.1.2 to 5.1.3.
- [Release notes](https://github.com/semantic-release/npm/releases)
- [Commits](semantic-release/npm@v5.1.2...v5.1.3)

Signed-off-by: dependabot[bot] <support@dependabot.com>

yarn.lock

@@ -92,12 +92,12 @@
     url-join "^4.0.0"
 
 "@semantic-release/npm@^5.0.5", "@semantic-release/npm@^5.0.6":
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/@semantic-release/npm/-/npm-5.1.2.tgz#96dda235677c628059abb35f5e8f447f1c5c4d64"
-  integrity sha512-hAt8Q86jjp0AiykihhZ7vuCFKYz0j8v3W6Jae8b+RCLi8IUofrPF1ZImx3oY0rRu8ZZSb4aU9uxtFmeOYZebjg==
+  version "5.1.3"
+  resolved "https://registry.yarnpkg.com/@semantic-release/npm/-/npm-5.1.3.tgz#96cea6fcab1a83dba2803ae453bcaaa87cdbabe9"
+  integrity sha512-DpHWUMuBVuHTLuAwT8xAfbBdf62OrghDxdBiVA2Cp52WblZihPMTBz/WtCJYWlvcdv1e1K9aAoSNoVImHfAU3w==
   dependencies:
     "@semantic-release/error" "^2.2.0"
-    aggregate-error "^1.0.0"
+    aggregate-error "^2.0.0"
     execa "^1.0.0"
     fs-extra "^7.0.0"
     lodash "^4.17.4"