Revert pyproject.toml changes, refactor sed command #358

Job	Run time
build	1m 6s
system-tests / Get parameters / Get parameters	15s
system-tests / Build end-to-end (alb-multi)	1m 16s
system-tests / Build end-to-end (apigw-rest)	1m 15s
system-tests / Build end-to-end (apigw-http)	1m 10s
system-tests / Build end-to-end (alb)	1m 14s
system-tests / Build end-to-end (function-url)	1m 11s
system-tests / parametric	-1s
system-tests / End-to-end #1 / alb-multi 1	2m 57s
system-tests / End-to-end #1 / alb 1	2m 25s
system-tests / End-to-end #1 / apigw-rest 1	3m 16s
system-tests / End-to-end #1 / function-url 1	2m 47s
system-tests / End-to-end #1 / apigw-http 1	2m 32s
system-tests / Report failures	-1s
	21m 22s

Provide feedback