chore(release): bump to 1.5.0 (#276)

## Summary
- Bump version to 1.5.0

## What's new since 1.4.0
- feat: add `Cigar.coalesce()` method (#275)
- feat: implementation of cigar truncation methods ported from fgbio
(#273)
- feat: add `FastaBuilder.to_fasta_file_handle()` (#271)
- feat: calculate MD and NM tags (#229)
- feat(test): add doctest support to pytest (#268)
- build: Modernize pyproject.toml (#258)
- chore(ci): update orhun/git-cliff-action from v3 to v4 (#267)

Author: nh13

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "fgpyo"
-version = "1.4.0"
+version = "1.5.0"
 description = "Python bioinformatics and genomics library"
 authors = [
     { name = "Nils Homer" },