message: Update CircleCI config for Yarn v2
diff: @@ -53,7 +53,7 @@ jobs:
  command: sudo apt-get install libusb-1.0-0-dev
  - run:
  name: Install Dependencies
  - command: yarn install --frozen-lockfile
  + command: yarn install --immutable
  - save_cache:
  name: Save Yarn Package Cache
  key: yarn-packages-{{ checksum "yarn.lock" }}
  @@ -150,7 +150,7 @@ jobs:
  sudo dpkg -i "$HOME/libusb.deb"
  - run:
  name: Install Dependencies
  - command: yarn install --frozen-lockfile
  + command: yarn install --immutable
  - save_cache:
  name: Save Yarn Package Cache
  key: yarn-packages-{{ checksum "yarn.lock" }}
  @@ -278,7 +278,7 @@ jobs:
  sudo dpkg -i "$HOME/libusb.deb"
  - run:
  name: Install Dependencies
  - command: yarn install --frozen-lockfile
  + command: yarn install --immutable
  - save_cache:
  name: Save Yarn Package Cache
  key: yarn-packages-{{ checksum "yarn.lock" }}
  @@ -400,7 +400,7 @@ jobs:
  sudo dpkg -i "$HOME/libusb.deb"
  - run:
  name: Install Dependencies
  - command: yarn install --frozen-lockfile
  + command: yarn install --immutable
  - save_cache:
  name: Save Yarn Package Cache
  key: yarn-packages-{{ checksum "yarn.lock" }}
  @@ -509,7 +509,7 @@ jobs:
  sudo dpkg -i "$HOME/libusb.deb"
  - run:
  name: Install Dependencies
  - command: yarn install --frozen-lockfile
  + command: yarn install --immutable
  - save_cache:
  name: Save Yarn Package Cache
  key: yarn-packages-{{ checksum "yarn.lock" }}
  @@ -572,7 +572,7 @@ jobs:
  command: sudo apt-get install libusb-1.0-0-dev
  - run:
  name: Install Dependencies
  - command: yarn install --frozen-lockfile
  + command: yarn install --immutable
  - save_cache:
  name: Save Yarn Package Cache
  key: yarn-packages-{{ checksum "yarn.lock" }}
  @@ -633,7 +633,7 @@ jobs:
  command: sudo apt-get install libusb-1.0-0-dev
  - run:
  name: Install Dependencies
  - command: yarn install --frozen-lockfile
  + command: yarn install --immutable
  - save_cache:
  name: Save Yarn Package Cache
  key: yarn-packages-{{ checksum "yarn.lock" }}
  