chore: remove unused scripts (#996)

jenkins + left-overs from beta channel

package.json

@@ -30,11 +30,9 @@
     "bundle:firefox": "shx cat add-on/manifest.common.json add-on/manifest.firefox.json | json --deep-merge > add-on/manifest.json && web-ext build -a build/firefox/  && run-s build:rename-artifacts",
     "bundle:firefox:": "npm run bundle:firefox",
     "bundle:firefox:stable": "npm run bundle:firefox",
-    "bundle:firefox:beta": "shx cat add-on/manifest.common.json add-on/manifest.firefox.json add-on/manifest.firefox-beta.json | json --deep-merge > add-on/manifest.json && web-ext build -a build/firefox/  && run-s build:rename-artifacts",
     "bundle:brave": "shx cat add-on/manifest.common.json add-on/manifest.chromium.json add-on/manifest.brave.json | json --deep-merge > add-on/manifest.json && web-ext build -a build/brave/  && run-s build:rename-artifacts",
     "bundle:brave:": "npm run bundle:brave",
     "bundle:brave:stable": "npm run bundle:brave",
-    "bundle:brave:beta": "shx cat add-on/manifest.common.json add-on/manifest.chromium.json add-on/manifest.brave.json add-on/manifest.brave-beta.json | json --deep-merge > add-on/manifest.json && web-ext build -a build/brave/  && run-s build:rename-artifacts",
     "watch": "npm-run-all build:copy --parallel watch:*",
     "watch:js": "run-p watch:js:*",
     "watch:js:webpack": "webpack --watch --mode development --devtool inline-source-map  --config ./webpack.config.js",
@@ -50,15 +48,13 @@
     "chromium": "run-s bundle:chromium && web-ext run --no-reload --target chromium",
     "firefox": "run-s bundle:firefox && web-ext run --no-reload --url about:debugging --verbose",
     "firefox:nightly": "cross-env PATH=\"./firefox:$PATH\" run-s get-firefox-nightly firefox",
-    "firefox:beta:add": "faauv --update ci/firefox/update.json ",
     "get-firefox-nightly": "shx test -e ./firefox/firefox || get-firefox -b nightly -e",
     "changelog": "npx conventional-changelog-cli -p angular -i CHANGELOG.md -s",
     "ci": "run-s ci:*",
     "ci:install": "npx yarn@1.22.10 install --frozen-lockfile --no-progress --non-interactive",
     "ci:build": "npx yarn@1.22.10 build",
     "ci:test": "npx yarn@1.22.10 test",
     "ci:lint": "npx yarn@1.22.10 lint",
-    "beta-build": "docker rmi -f ipfs-companion-beta-build && docker build -t ipfs-companion-beta-build --build-arg USER_ID=$(id -u ${USER}) --build-arg GROUP_ID=$(id -g ${USER}) . && mkdir -p build && docker run --rm -it --net=host -e RELEASE_CHANNEL=beta -v $(pwd)/build:/home/node/app/build ipfs-companion-beta-build yarn ci:build",
     "release-build": "docker rmi -f ipfs-companion-release-build && docker build -t ipfs-companion-release-build --build-arg USER_ID=$(id -u ${USER}) --build-arg GROUP_ID=$(id -g ${USER}) . && mkdir -p build && docker run --rm -it --net=host -e RELEASE_CHANNEL=stable -v $(pwd)/build:/home/node/app/build ipfs-companion-release-build yarn ci:build",
     "dev-build": "npx yarn@1.22.10 && npx yarn@1.22.10 build",
     "yarn-build": "npm run dev-build"
@@ -83,7 +79,6 @@
     "css-loader": "5.1.2",
     "download-cli": "1.1.1",
     "file-loader": "6.2.0",
-    "firefox-addons-add-update-version": "1.0.1",
     "fs-promise": "2.0.3",
     "get-firefox": "5.0.0",
     "ignore-loader": "0.1.2",