fw-api: CL 8749246 - update fw common interface files

Change-Id: I1989886bd8f48ad619176cd2d171834d7eb2ea5b
WMI: add slot offset info to scan start msg
CRs-Fixed: 2262693

fw/wmi_unified.h

@@ -3912,6 +3912,10 @@ typedef struct {
      * as a passive channel
      */
     A_UINT32 dwell_time_passive_6ghz;
+    /**
+     * Offset time is in milliseconds per channel.
+     */
+    A_UINT32 scan_start_offset;
 
 /**
  * TLV (tag length value) parameters follow the scan_cmd

fw/wmi_version.h

@@ -36,7 +36,7 @@
 #define __WMI_VER_MINOR_    0
 /** WMI revision number has to be incremented when there is a
  *  change that may or may not break compatibility. */
-#define __WMI_REVISION_ 737
+#define __WMI_REVISION_ 738
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work