chore(deps): update dependency eslint-plugin-jsx-a11y to v6.8.0

Author: renovate[bot]

package.json

@@ -41,7 +41,7 @@
     "eslint-plugin-import": "2.26.0",
     "eslint-plugin-jest": "25.7.0",
     "eslint-plugin-jsdoc": "37.9.7",
-    "eslint-plugin-jsx-a11y": "6.6.0",
+    "eslint-plugin-jsx-a11y": "6.8.0",
     "eslint-plugin-node": "11.1.0",
     "eslint-plugin-prettier": "4.0.0",
     "eslint-plugin-promise": "6.0.0",