Werk #7887: mssql_counters.file_sizes: Add missing performance value log_files_used

Component	Checks & agents
Title	mssql_counters.file_sizes: Add missing performance value log_files_used
Date	Jul 8, 2020
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	2.0.0i1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME) 1.6.0p14 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

To the list of all Werks