remove old issues template

.github/ISSUE_TEMPLATE.md

@@ -1,14 +0,0 @@
-- [ ] I have tested the newest version from GitHub: https://github.com/mifi/lossless-cut/releases/latest
-- [ ] I have checked [readme](https://github.com/mifi/lossless-cut) and **Known issues** / **Troubleshooting**
-- [ ] I have searched for similar issues
-
-If you have an issue with cutting a particular file, or an unexpected bug or crash, please open developer tools after starting LosslessCut and before doing the failing operation. Then share the output from the javascript console.
-
-If you have an issue cutting a particular file, please also share the file, if possible. Also please try to cut it with the ffmpeg command line directly.
-
-Also provide the error report if you got one (or `Help`->`Report an error`)
-
-How to open developer tools:
-- Any: Tools > Toggle Developer Tools
-- Windows: <kbd>F12</kbd> or <kbd>Ctrl</kbd>+<kbd>Shift</kbd>+<kbd>I</kbd>
-- Mac: <kbd>Cmd</kbd>+<kbd>Opt</kbd>+<kbd>I</kbd>