devtools 20230105-1 enables the debug option by default.

A follow-up commit will remove debug from alongside other options.

Ignore all UI Symbols errors, as that stuff is now completely broken in lvlint/bchoppr:
https://github.com/sjaehn/BChoppr/issues/15

Remove unnecessary quotes and curly braces.
Add debug package.
Move adding of lv2-host dependency to package() so fewer dependencies are pulled during build.
File upstream ticket about failing lv2lint (likely due to changes in gcc):
https://github.com/sjaehn/BChoppr/issues/15

Add lv2-host to depends, to be able to use the plugin.

Adding lv2lint parameters for packaging.