Also suppress keepalive with suspend_auto_report

Marlin/src/Marlin.cpp

   volatile bool wait_for_user = false;
 #endif
 
-#if HAS_AUTO_REPORTING
+#if HAS_AUTO_REPORTING || ENABLED(HOST_KEEPALIVE_FEATURE)
   bool suspend_auto_report; // = false
 #endif
 

Marlin/src/Marlin.h

   extern volatile bool wait_for_user;
 #endif
 
-#if HAS_AUTO_REPORTING
+#if HAS_AUTO_REPORTING || ENABLED(HOST_KEEPALIVE_FEATURE)
   extern bool suspend_auto_report;
 #endif
 

Marlin/src/feature/bedlevel/ubl/ubl.cpp

   // 2 : disply of the map data on a RepRap Graphical LCD Panel
 
   void unified_bed_leveling::display_map(const int map_type) {
-    #if HAS_AUTO_REPORTING
+    #if HAS_AUTO_REPORTING || ENABLED(HOST_KEEPALIVE_FEATURE)
       suspend_auto_report = true;
     #endif
 
       SERIAL_EOL();
     }
 
-    #if HAS_AUTO_REPORTING
+    #if HAS_AUTO_REPORTING || ENABLED(HOST_KEEPALIVE_FEATURE)
       suspend_auto_report = false;
     #endif
   }

Marlin/src/gcode/gcode.cpp

   #include "../feature/mixing.h"
 #endif
 
-#include "../Marlin.h" // for idle()
+#include "../Marlin.h" // for idle() and suspend_auto_report
 
 uint8_t GcodeSuite::target_extruder;
 millis_t GcodeSuite::previous_cmd_ms;
   void GcodeSuite::host_keepalive() {
     const millis_t ms = millis();
     static millis_t next_busy_signal_ms = 0;
-    if (host_keepalive_interval && busy_state != NOT_BUSY) {
+    if (!suspend_auto_report && host_keepalive_interval && busy_state != NOT_BUSY) {
       if (PENDING(ms, next_busy_signal_ms)) return;
       switch (busy_state) {
         case IN_HANDLER: