chore: update monorepo to React19 #18999

Job	Run time
check-bundle-size	4m 23s
reuse-compliance	10s
Install Dependencies	1m 27s
lint	1m 35s
Build (18)	1m 48s
Build (19)	2m 20s
test / Cypress (base, 18)	1m 10s
test / Cypress (base, 19)	2m 49s
test / Cypress (charts, 18)	1m 8s
test / Cypress (charts, 19)	3m 46s
test / Cypress (cypress-commands, 18)	1m 10s
test / Cypress (cypress-commands, 19)	1m 46s
test / Cypress (main/src/components, 18)	1m 12s
test / Cypress (main/src/components, 19)	6m 9s
test / Cypress (main/src/internal, 18)	1m 7s
test / Cypress (main/src/internal, 19)	1m 48s
test / Cypress (compat, 18)	1m 13s
test / Cypress (compat, 19)	1m 59s
deploy-next-docs	0s
test / Combine Coverage	7s
	37m 7s

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