sdm: Fix rotator dumpsys

I15a21b622fef032d4127d222f5b1e3d29e947ea7 adds transfer
to the dumpsys, however, the delimiter was not added to
rotator dump

CRs-Fixed: 2487428
Change-Id: I3e91fd73c50c9ddee41cd7f173eb4f484d506631
1 file changed