deleting old template

.github/ISSUE_TEMPLATE.md

@@ -1,3 +0,0 @@
-- [ ] I carefully read the [contribution guidelines](https://github.com/TeamNewPipe/NewPipe/blob/HEAD/.github/CONTRIBUTING.md) and agree to them.
-- [ ] I checked if the issue/feature exists in the latest version.
-- [ ] I did use the [incredible bugreport to markdown converter](https://teamnewpipe.github.io/CrashReportToMarkdown/) to paste bug reports.