Use master as default branch (#229)

* Draft releases from master

* Update release instructions

* Clean up

.github/workflows/draft-release.yml

@@ -4,7 +4,7 @@ on:
   push:
     # branches to consider in the event; optional, defaults to all
     branches:
-      - dev
+      - master
 
 jobs:
   update-release-draft:

RELEASE.md

@@ -6,15 +6,14 @@
   pip3 install -r requirements_pypi.txt
   ```
 
-- Create a release branch from dev.
-- Merge master into the release branch to make the PR mergeable.
+- Create a release branch from `master`.
 - Update version in `mysensors/VERSION` to the new version number, eg `'0.2.0'`.
 - Commit with commit message `Bump version to 0.2.0` and push the release branch to origin.
 - Create a pull request from release branch to `master` with the commit message as title.
-- Merge the pull request into master, do not squash.
+- Squash merge the pull request into `master`.
 - Wait for all GitHub actions to have run successfully.
-- Go to github releases and tag a new release on the master branch.
-- Fetch and checkout the master branch.
+- Go to GitHub releases page and publish the current draft release, setting the correct title and tag version from `master` branch. Do not use a `v` prefix for the tag.
+- Fetch and checkout the `master` branch.
 - Stage release:
 
   ```sh