chore: remove json schema since it has been replaced by ajv

package.json

@@ -35,12 +35,12 @@
  "dependencies": {
  "@bigcommerce/stencil-paper": "^3.0.0-rc.29",
  "@bigcommerce/stencil-styles": "1.2.1",
- "@octokit/rest": "^18.0.3",
  "@hapi/boom": "^8.0.1",
  "@hapi/glue": "^6.2.0",
  "@hapi/h2o2": "^8.3.2",
  "@hapi/hapi": "^18.4.1",
  "@hapi/inert": "^5.2.2",
+ "@octokit/rest": "^18.0.3",
  "accept-language-parser": "^1.0.2",
  "ajv": "^6.11.0",
  "archiver": "^5.0.0",
@@ -57,7 +57,6 @@
  "image-size": "^0.4.0",
  "inquirer": "^7.3.3",
  "jsonlint": "^1.6.2",
- "jsonschema": "^1.0.2",
  "jspm": "^0.16.55",
  "lodash": "^4.17.19",
  "memory-cache": "^0.1.4",