chore: update rusefi-core submodule to latest #26

Job	Run time
build-unit-tests (mazduino-mega100-512)	10m 1s
build-unit-tests (mazduino-compact)	8m 23s
build-unit-tests (mazduino-lite)	10m 6s
build-unit-tests (mazduino-mega100)	9m 59s
build-unit-tests (mazduino-mini6ch)	10m 21s
	48m 50s

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