VS: Add v141 flag table entry for `-Zc:inline-`

The negative form of the `-Zc:inline` flag is missing from

    c:/Program Files (x86)/Microsoft Visual Studio/2017/Professional/Common7/IDE/VC/VCTargets/1033/cl.xml

so it was not included in our flag table automatically.  Add it manually.

Suggested-by: Serti Ayoub <ayb.serti@gmail.com>

Source/cmVS141CLFlagTable.h

@@ -171,6 +171,7 @@ static cmVS7FlagTable cmVS141CLFlagTable[] = {
   { "TreatWChar_tAsBuiltInType", "Zc:wchar_t", "", "true", 0 },
   { "ForceConformanceInForLoopScope", "Zc:forScope-", "", "false", 0 },
   { "ForceConformanceInForLoopScope", "Zc:forScope", "", "true", 0 },
+  { "RemoveUnreferencedCodeData", "Zc:inline-", "", "false", 0 },
   { "RemoveUnreferencedCodeData", "Zc:inline", "", "true", 0 },
   { "EnforceTypeConversionRules", "Zc:rvalueCast-", "", "false", 0 },
   { "EnforceTypeConversionRules", "Zc:rvalueCast", "", "true", 0 },