Add documention about cache disabling

[GrandMoff100]

Closes #124.

[GrandMoff100]

MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ ACTION	actionlint	4		0	0.07s
✅ CREDENTIALS	secretlint	yes		no	0.76s
✅ GIT	git_diff	yes		no	0.01s
✅ JSON	eslint-plugin-jsonc	2	0	0	0.8s
✅ JSON	jsonlint	2		0	0.45s
✅ JSON	prettier	2	0	0	0.46s
✅ JSON	v8r	2		0	2.58s
✅ MARKDOWN	markdownlint	5	0	0	0.3s
✅ MARKDOWN	markdown-link-check	5		0	3.99s
✅ MARKDOWN	markdown-table-formatter	5	0	0	0.24s
✅ SPELL	misspell	27	0	0	0.06s
✅ YAML	prettier	8	0	0	0.64s
✅ YAML	v8r	8		0	9.36s
✅ YAML	yamllint	8		0	0.18s

See errors details in artifact MegaLinter reports on CI Job page

[codecov]

Codecov Report

Merging #134 (4b714d7) into dev (7546a26) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               dev      #134   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           20        20           
  Lines          947       947           
=========================================
  Hits           947       947           

Impacted Files	Coverage Δ
homeassistant_api/rawclient.py	100.00% <ø> (ø)

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