ci: update gas benchmark CI to display gas diffs as well as the figures #2421

Job	Run time
build	6m 7s
test-suites (up)	47s
test-suites (upinit)	1m 10s
test-suites (lsp1)	2m 32s
test-suites (lsp2)	27s
test-suites (lsp4)	29s
test-suites (lsp6)	3m 15s
test-suites (lsp6init)	3m 51s
test-suites (lsp7)	1m 43s
test-suites (lsp7init)	2m 32s
test-suites (lsp8)	1m 39s
test-suites (lsp8init)	3m 58s
test-suites (lsp9)	44s
test-suites (lsp9init)	53s
test-suites (lsp11)	49s
test-suites (lsp11init)	37s
test-suites (lsp17)	36s
test-suites (lsp20)	2m 33s
test-suites (lsp20init)	3m 25s
test-suites (lsp23)	27s
test-suites (universalfactory)	29s
test-suites (reentrancy)	2m 42s
test-suites (reentrancyinit)	3m 14s
test-suites (mocks)	42s
	45m 41s

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