docs(fix): Update signed-release-assets.md #26093

Job	Run time
Build & cache Go code	2m 38s
Build, test & lint UI code	1m 33s
Ensure Go modules synchronicity	16s
Check changes to generated code	8m 43s
Lint Go code	1m 12s
Run unit tests for Go packages	3m 56s
Run unit tests with -race for Go packages	7m 39s
Run end-to-end tests (v1.28.2)	43m 51s
Run end-to-end tests (v1.27.6)	43m 25s
Run end-to-end tests (v1.26.9)	44m 14s
Run end-to-end tests (v1.25.14)	45m 56s
Process & analyze test artifacts	31s
	3h 23m 54s

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