chore: improve the changelog script

[nlf]

• adds automatic group headings
• handles multi-line commit messages better
• drops support for multi-line markdown output
• adds --release-notes flag that omits linkifying usernames to allow the 'Contributors' section in release notes to be populated correctly

[nlf]

for review purposes, here's what a changelog from v8.5.3 -> latest looks like

Bug Fixes

• 1c182e11d #4495 fix(doctor): don't retry ping (@wraithgar)
• 55ab38c53 #4495 fix(doctor): allow for missing local bin and node_modules (@wraithgar)
• 5c06a33e6 #4528 fix: clean up owner command and otplease (@wraithgar)
• fbdb43138 #4529 fix(rebuild): don't run lifecycle scripts twice on linked deps (@wraithgar)

Documentation

• 2485064da #4524 docs: fix typo in configuring-npm/package-json.md (@dlcmh)
• 91f03ee61 #4510 docs: standardize changelog heading (@wraithgar)
  • This will allow for release-please to update them appropriately
• 11302e9d5 #4546 docs: changelog for v8.5.4 (@ruyadorno)

Dependencies

• 70fcfb46b deps: libnpmfund@3.0.1
• cad6a624d deps: @npmcli/arborist@5.0.1
• 087fdc4cb deps: libnpmpublish@6.0.1
• d24c6d288 deps: libnpmhook@8.0.1
• fa59830fc deps: libnpmsearch@5.0.1
• 6d5f22b86 deps: libnpmexec@4.0.1
• 69ea54350 deps: libnpmaccess@6.0.1
• 4742d7cf3 deps: libnpmteam@4.0.1
• fdd255ae9 deps: libnpmorg@4.0.1
• ed41bc101 deps: libnpmdiff@4.0.1
• 21e241025 deps: libnpmversion@3.0.1
• ec7f36ff9 deps: libnpmpack@4.0.1
• 377f55e0e #4530 deps: make-fetch-happen@10.0.5
• 40b7fbf67 #4531 deps: read-package-json@4.1.2
• ad4b56414 #4543 deps: gauge@4.0.3
  • Removes unused ansi-regex dependency and demo file
• d9dc70ce4 #4545 deps: map-workspaces@2.0.2
  • evaluate all patterns before throwing EDUPLICATEWORKSPACE
• 621cd033f deps: @npmcli/arborist@5.0.2

[npm-robot]

found 1 benchmarks with statistically significant performance improvements

• app-medium: no-clean:audit

timing results

app-large	clean	lock-only	cache-only	cache-only peer-deps	modules-only	no-lock	no-cache	no-modules	no-clean	no-clean audit
npm@8	58.233 ±7.34	33.580 ±0.36	29.488 ±13.46	22.261 ±0.68	3.292 ±0.06	3.627 ±0.38	3.021 ±0.55	12.822 ±0.01	2.582 ±0.02	3.872 ±0.20
#4561	63.784 ±0.07	33.982 ±0.21	19.702 ±0.48	22.501 ±1.22	3.315 ±0.01	3.283 ±0.00	2.598 ±0.00	13.601 ±0.13	2.652 ±0.01	3.848 ±0.13

app-medium	clean	lock-only	cache-only	cache-only peer-deps	modules-only	no-lock	no-cache	no-modules	no-clean	no-clean audit
npm@8	42.852 ±2.09	26.750 ±0.67	16.244 ±1.03	15.361 ±0.20	3.011 ±0.09	3.108 ±0.06	2.642 ±0.05	10.247 ±0.25	2.542 ±0.10	4.304 ±0.05
#4561	42.878 ±2.23	26.743 ±0.42	14.627 ±0.77	15.676 ±0.18	2.989 ±0.06	3.157 ±0.02	2.757 ±0.01	9.504 ±0.06	2.686 ±0.07	3.496 ±0.16