This addresses the code review comments:

- fuxingloh/multi-labeler is written in Typescript
- config in different file
- only looking at the PR title, not the description

# Keyman Conventional Commit suggestions:
# - Consider appending the text ". Fixes #3869" to your commit message.

- add missing oem label
- improve pattern to allow multiple scopes

This PR adds the labeler-action GH action that applies labels
based on the PR title or description. This allows to automatically
assign labels based on our conventional commit message.

fix(linux): only pass tag if we just created one

auto: increment master version to 15.0.6

chore(linux): pass tag to Jenkins build (#4160)

This change is part of a fix for #4160 so that we build the tag
instead of the next version.

auto: increment master version to 15.0.5

fix(ios): moves Settings notification UI code to main thread

fix(web): supplies missing (optional) argument to prevent warnings

feat(common/models): naive backspace workaround, naive multi-char Transform mitigation

auto: increment master version to 15.0.4

fix(web): Solving kmwosk color inconsistency

auto: increment master version to 15.0.3

fix(common): increment version needs to check base 🍒

The version history collector got confused because of commits
on two branches and needs to differentiate when asking for
the latest PR on a branch.

auto: increment master version to 15.0.2

chore: prepare 15.0 alpha

auto: increment beta version to 14.0.210

chore: fix trigger for beta branches

auto: increment beta version to 14.0.209