platform/x86: intel_pmt_crashlog: Add dependency on MFD_INTEL_PMT

All devices that expose Intel Platform Monitoring Technology (PMT)
crashlog are currently owned by the intel_pmt MFD driver. Therefore make
the crashlog driver depend on the MFD driver for build.

Fixes: 5ef9998c ("platform/x86: Intel PMT Crashlog capability driver")
Signed-off-by: David E. Box <david.e.box@linux.intel.com>
Link: https://lore.kernel.org/r/20210126205508.30907-3-david.e.box@linux.intel.comSigned-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/x86/Kconfig

@@ -1380,6 +1380,7 @@ config INTEL_PMT_TELEMETRY
 
 config INTEL_PMT_CRASHLOG
 	tristate "Intel Platform Monitoring Technology (PMT) Crashlog driver"
+	depends on MFD_INTEL_PMT
 	select INTEL_PMT_CLASS
 	help
 	  The Intel Platform Monitoring Technology (PMT) crashlog driver provides