Add timings for DM860T stepper driver #324

Job	Run time
rip-and-test-clang	24m 46s
htmldocs	21m 21s
package-indep (debian:buster)	1m 44s
package-arch (debian:buster)	1m 36s
package-indep (debian:bullseye)	1m 44s
rip-and-test	24m 1s
package-arch (debian:bullseye)	1m 35s
package-indep (debian:bookworm)	1m 46s
package-indep (debian:sid)	1m 46s
package-arch (debian:bookworm)	1m 36s
package-arch (debian:sid)	1m 31s
	1h 23m 26s

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