docs(README): improve caching explanation DOC-8

[JuroUhlar]

https://fingerprintjs.atlassian.net/browse/DOC-8

[github-actions]

Coverage report

St.❔	Category	Percentage	Covered / Total
🟢	Statements	97.11%	168/173
🟢	Branches	96.15%	50/52
🟢	Functions	83.93%	47/56
🟢	Lines	96.95%	159/164

Test suite run success

41 tests passing in 2 suites.

Report generated by 🧪jest coverage report action from f66dbf3

Show full coverage report

St	File	% Stmts	% Branch	% Funcs	% Lines	Uncovered Line #s
🟢	All files	97.1	96.15	83.92	96.95
🟢	src	98.86	94.11	76.19	98.78
🟢	client.ts	98.52	93.75	93.75	98.52	21
🟢	global.ts	100	100	100	100
🟢	index.ts	100	100	0	100
🟢	src/cache	95.29	100	88.57	95.12
🟢	cache-local-storage.ts	92.85	100	100	92.85	23
🟢	cache-manager.ts	100	100	100	100
🟢	cache-memory.ts	100	100	100	100
🟢	cache-session-storage.ts	92.85	100	100	92.85	33
🔴	cache-stub.ts	33.33	100	0	33.33	10-16
🟢	index.ts	100	100	100	100
🟢	shared.ts	100	100	100	100

[github-actions]

This PR will create a patch release 🚀

1.2.2 (2023-11-14)

Documentation

• README: fix badges underlines (f66dbf3)
• README: improve caching explanation (7e4b491)
• README: minor fixes (a59be68)
• README: small grammar fixes (14ef708)

[ilfa]

🎉 This PR is included in version 1.2.2 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀