fix: removed outdated comments

[eopb]

These comments are misleading as the functions do not return bools

[baszalmstra]

We try to follow the Conventional Commits format as outlined in our contributing guide. Could you update your commit messages to reflect that?

[eopb]

@baszalmstra Done.

[codecov]

Codecov Report

Merging #245 into master will increase coverage by 1.83%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #245      +/-   ##
==========================================
+ Coverage   78.94%   80.78%   +1.83%     
==========================================
  Files         196      189       -7     
  Lines       12608    12239     -369     
==========================================
- Hits         9954     9887      -67     
+ Misses       2654     2352     -302     

Impacted Files	Coverage Δ
crates/mun/src/lib.rs	52.10% <ø> (ø)
crates/mun_language_server/tests/support.rs	80.85% <0.00%> (-0.79%)	⬇️
crates/mun_hir/src/db.rs	100.00% <0.00%> (ø)
crates/mun_compiler_daemon/src/lib.rs	0.00% <0.00%> (ø)
crates/mun_language_server/src/lib.rs	0.00% <0.00%> (ø)
crates/mun_language_server/src/capabilities.rs	0.00% <0.00%> (ø)
crates/mun_syntax/src/syntax_kind/generated.rs	65.44% <0.00%> (ø)
crates/mun_language_server/src/conversion.rs
crates/mun_language_server/src/analysis.rs
crates/mun_language_server/src/change.rs
... and 11 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 98979ca...7f137c0. Read the comment docs.

[baszalmstra]

If you rebase on current master the CI will no longer fail.

[eopb]

@baszalmstra Done