Improve COS Proxy deployment documentation (#149) #35

Job	Run time
release / Quality Checks / Check the CHARMHUB_TOKEN secret	1s
release / Quality Checks / Static Analysis / Static Analysis of Libs	12s
release / Quality Checks / Static Analysis / Static Analysis of Charm	31s
release / Quality Checks / Linting / Lint	15s
release / Quality Checks / Inclusive naming / check	6s
release / Quality Checks / Scenario Tests / Scenario tests	20s
release / Quality Checks / Unit Tests / Unit tests	17s
release / Quality Checks / Check libraries	27s
release / Quality Checks / Integration Tests / Integration Tests	5m 24s
release / Quality Checks / CodeQL analysis / Analyze (python)	2m 23s
release / Release any bumped charm library	27s
release / Release Charm and Libraries / Build the charms for ARM	7m 37s
release / Release Charm and Libraries / Build the charms	5m 38s
release / Release Charm and Libraries / Release to CharmHub (cos-proxy_ubuntu-20.04-amd64.charm)	39s
release / Release Charm and Libraries / Release to CharmHub (cos-proxy_ubuntu-22.04-amd64.charm)	39s
release / Release Charm and Libraries / Charm List	1s
release / Release Charm and Libraries / Release arm64 to CharmHub (cos-proxy_ubuntu-20.04-arm64.charm)	46s
release / Release Charm and Libraries / Release arm64 to CharmHub (cos-proxy_ubuntu-22.04-arm64.charm)	27s
	26m 10s

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