tests

fix(deps): bump @salesforce/core from 8.25.1 to 8.26.3 #1914

Job	Run time
yarn-lockfile-check / lockfile-check	9s
linux-unit-tests / determine-node-versions	8s
linux-unit-tests / prevent-typescript-dependency / prevent-typescript-dependency	20s
linux-unit-tests / linux-unit-tests (25)	4m 20s
linux-unit-tests / linux-unit-tests (22)	4m 21s
linux-unit-tests / linux-unit-tests (20)	4m 29s
linux-unit-tests / linux-unit-tests (24.13.1)	4m 21s
nuts	-1s
windows-unit-tests	-1s
	18m 6s

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