Bump minimist from 1.2.5 to 1.2.6

Bumps [minimist](https://github.com/substack/minimist) from 1.2.5 to 1.2.6.
- [Release notes](https://github.com/substack/minimist/releases)
- [Commits](https://github.com/substack/minimist/compare/1.2.5...1.2.6)

---
updated-dependencies:
- dependency-name: minimist
  dependency-type: direct:development
...

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

Author: dependabot[bot]

package-lock.json

@@ -56,7 +56,7 @@
         "eslint-plugin-import": "^2.20.1",
         "eslint-plugin-prettier": "^3.4.0",
         "markdown-it": "^12.1.0",
-        "minimist": ">=1.2.2",
+        "minimist": ">=1.2.6",
         "mocha": "^6.1.4",
         "nunjucks": "^3.2.1",
         "plist": "^3.0.1",