Add Development notes #2465

Job	Run time
govet-sidecar (1.22.x, ubuntu-latest)	1m 49s
govet (1.22.x, ubuntu-latest)	2m 0s
lint (1.22.x, ubuntu-latest)	3m 11s
lint-sidecar (1.22.x, ubuntu-latest)	3m 0s
Shellcheck (1.22.x)	28s
Check for vulnerable dependencies (1.22.x)	43s
Check for vulnerable dependencies in sidecar (1.22.x)	36s
gotest-sidecar (1.22.x, ubuntu-latest)	1m 57s
sidecar (1.22.x, ubuntu-latest)	1m 39s
gotest (1.22.x, ubuntu-latest)	2m 20s
operator (1.22.x, ubuntu-latest)	1m 45s
test-tenant-upgrade (1.22.x, ubuntu-latest)	4m 8s
test-kes (1.22.x, ubuntu-latest)	4m 25s
helm-floor (1.22.x, ubuntu-latest)	3m 14s
helm (1.22.x, ubuntu-latest)	3m 31s
test-cert-manager (1.22.x, ubuntu-latest)	4m 13s
test-policy-binding (1.22.x, ubuntu-latest)	7m 34s
test-tenant (1.22.x, ubuntu-latest)	2m 40s
	49m 13s

Provide feedback