Update typescript-eslint monorepo to v2.29.0 (#393)

* Update typescript-eslint monorepo to v2.29.0

* Disabled new rule

Co-authored-by: Renovate Bot <bot@renovateapp.com>
Co-authored-by: Josh Goldberg <me@joshuakgoldberg.com>

Author: 3 people

.eslintrc.js

@@ -22,6 +22,7 @@ module.exports = {
         "@typescript-eslint/explicit-function-return-type": "off",
         "@typescript-eslint/explicit-module-boundary-types": "off",
         "@typescript-eslint/generic-type-naming": "off",
+        "@typescript-eslint/init-declarations": "off",
         "@typescript-eslint/method-signature-style": "off",
         "@typescript-eslint/no-explicit-any": "off",
         "@typescript-eslint/no-magic-numbers": "off",

package-lock.json

@@ -24,8 +24,8 @@
         "@babel/preset-typescript": "7.9.0",
         "@types/jest": "25.2.1",
         "@types/node": "12.12.21",
-        "@typescript-eslint/eslint-plugin": "2.28.0",
-        "@typescript-eslint/parser": "2.28.0",
+        "@typescript-eslint/eslint-plugin": "2.29.0",
+        "@typescript-eslint/parser": "2.29.0",
         "babel-jest": "25.4.0",
         "eslint": "6.8.0",
         "eslint-config-prettier": "6.11.0",