Enforce semicolons in eslint

Signed-off-by: Panu Horsmalahti <phorsmalahti@mirantis.com>

package.json

@@ -38,6 +38,7 @@
     "download:helm": "yarn run ts-node build/download_helm.ts",
     "build:tray-icons": "yarn run ts-node build/build_tray_icon.ts",
     "lint": "yarn run eslint $@ --ext js,ts,tsx --max-warnings=0  src/",
+    "lint:fix": "yarn run lint --fix",
     "mkdocs-serve-local": "docker build -t mkdocs-serve-local:latest mkdocs/ && docker run --rm -it -p 8000:8000 -v ${PWD}:/docs mkdocs-serve-local:latest",
     "typedocs-extensions-api": "yarn run typedoc --ignoreCompilerErrors --readme docs/extensions/typedoc-readme.md.tpl --name @k8slens/extensions --out docs/extensions/api --mode library --excludePrivate --hideBreadcrumbs --includes src/ src/extensions/extension-api.ts"
   },