build(deps): bump ajv and eslint (#28)

* build(deps): bump ajv and eslint

Bumps [ajv](https://github.com/ajv-validator/ajv) to 6.12.6 and updates ancestor dependency [eslint](https://github.com/eslint/eslint). These dependencies need to be updated together.


Updates `ajv` from 5.5.2 to 6.12.6
- [Release notes](https://github.com/ajv-validator/ajv/releases)
- [Commits](ajv-validator/ajv@v5.5.2...v6.12.6)

Updates `eslint` from 4.19.1 to 8.56.0
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v4.19.1...v8.56.0)

---
updated-dependencies:
- dependency-name: ajv
  dependency-type: indirect
- dependency-name: eslint
  dependency-type: direct:development
...

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

* chore: lint eslintrc

* build: add "lint:fix" command

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Connor Tumbleson <connor@sourcetoad.com>

.eslintrc.js

@@ -1,38 +1,39 @@
+/* eslint-env node */
 module.exports = {
-  "env": {
-    "browser": true,
-    "es6": true
+  'env': {
+    'browser': true,
+    'es6': true
   },
-  "parser": "babel-eslint",
-  "extends": [
-    "eslint:recommended"
+  'parser': 'babel-eslint',
+  'extends': [
+    'eslint:recommended'
   ],
-  "parserOptions": {
-    "sourceType": "module"
+  'parserOptions': {
+    'sourceType': 'module'
   },
-  "rules": {
-    "indent": [
-      "error",
+  'rules': {
+    'indent': [
+      'error',
       2,
-      { "SwitchCase": 1 }
+      { 'SwitchCase': 1 }
     ],
-    "brace-style": [
-      "error",
-      "1tbs",
-      { "allowSingleLine": true }
+    'brace-style': [
+      'error',
+      '1tbs',
+      { 'allowSingleLine': true }
     ],
-    "linebreak-style": [
-      "error",
-      "unix"
+    'linebreak-style': [
+      'error',
+      'unix'
     ],
-    "quotes": [
-      "error",
-      "single"
+    'quotes': [
+      'error',
+      'single'
     ],
-    "semi": [
-      "error",
-      "always"
+    'semi': [
+      'error',
+      'always'
     ],
-    "no-var": "error"
+    'no-var': 'error'
   }
-};
+};