Add Postgres user deletion script (#744) #6753

Job	Run time
build-and-check	3m 6s
test-integration-packages/billing	1m 5s
test-integration-packages/internal	1m 8s
test-integration-web	42s
test-integration-cli	47s
test-integration-sdk	1m 25s
test-integration-common	49s
test-integration-packages/agent-runtime	43s
test-.agents	41s
test-packages/internal	47s
test-web	1m 0s
test-cli	51s
test-packages/agent-runtime	42s
test-common	47s
test-sdk	48s
test-packages/billing	41s
	16m 2s

Provide feedback