[MRG] update release instructions after v4.4.2

[ctb]

This PR:

• adds pip install build in appropriate places
• improves instructions for steps that I repeatedly mess up
• adds a checklist for successful release checks
• adds draft release note categories / git diff instructions

ref #2129

[codecov]

Codecov Report

Merging #2131 (2b3c4b5) into latest (d8aa9f8) will increase coverage by 7.38%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           latest    #2131      +/-   ##
==========================================
+ Coverage   84.31%   91.70%   +7.38%     
==========================================
  Files         130       99      -31     
  Lines       15293    11017    -4276     
  Branches     2167     2167              
==========================================
- Hits        12895    10103    -2792     
+ Misses       2095      611    -1484     
  Partials      303      303              

Flag	Coverage Δ
python	91.70% <ø> (ø)
rust	?

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Impacted Files	Coverage Δ
src/core/src/cmd.rs
src/core/src/sketch/nodegraph.rs
src/core/src/sketch/hyperloglog/estimators.rs
src/core/src/sketch/hyperloglog/mod.rs
src/core/src/ffi/cmd/compute.rs
src/core/src/index/search.rs
src/core/src/index/mod.rs
src/core/src/storage.rs
src/core/src/ffi/hyperloglog.rs
src/core/src/ffi/nodegraph.rs
... and 21 more

[ctb]

Ready for review & merge!

[ctb]

ready for review & merge @sourmash-bio/devs

[ccbaumler]

The addition of the build module tells the software to look through the pyproject.toml for the specific build artifacts in the file?

[ctb]

The addition of the build module tells the software to look through the pyproject.toml for the specific build artifacts in the file?

see https://pypi.org/project/build/ and conversation here: #2112 (comment)

this PR just adds the installation of build to more places where we need it in the release process.

[ccbaumler]

LGTM

[ctb]

thanks @ccbaumler !