Auto merge of #6203 - giraffate:fix_link_to_labeled_issues, r=Manishearth

Fix links to labeled issues

These labels seems wrong.
- <https://github.com/rust-lang/rust-clippy/labels/L-crash%20%3Aboom%3A>
- <https://github.com/rust-lang/rust-clippy/labels/L-bug%20%3Abeetle%3A>

changelog: none

Author: bors

CONTRIBUTING.md

@@ -316,8 +316,8 @@ If you have @bors permissions, you can find an overview of the available
 commands [here][homu_instructions].
 
 [triage]: https://forge.rust-lang.org/release/triage-procedure.html
-[l-crash]: https://github.com/rust-lang/rust-clippy/labels/L-crash%20%3Aboom%3A
-[l-bug]: https://github.com/rust-lang/rust-clippy/labels/L-bug%20%3Abeetle%3A
+[l-crash]: https://github.com/rust-lang/rust-clippy/labels/L-crash
+[l-bug]: https://github.com/rust-lang/rust-clippy/labels/L-bug
 [homu]: https://github.com/rust-lang/homu
 [homu_instructions]: https://buildbot2.rust-lang.org/homu/
 [homu_queue]: https://buildbot2.rust-lang.org/homu/queue/clippy