PR:[translation] - Githubissues

Added Bulgarian translation

PR:[translation].

When submitting this pull request, I confirm the following (please check the boxes):

[ x] I have read and understood the Contributor Guidelines.
[ x] I have checked that there are no duplicate pull requests related to this request.
[ x] I have considered, and confirm that this submission is valuable to others.
[ x] I accept that this submission may not be used and the pull request may be closed at the discretion of the maintainers.

Fill in the PR content:

hydralauncher / hydra