Adjusted WATCH_TEMP on TAZ to match former FWs

Seems to resolve Heating failed issues on Yellowfin dual.

Marlin/Conditionals_LulzBot.h

@@ -39,7 +39,7 @@
     #error Must specify model and toolhead. Please see "Configuration_LulzBot.h" for directions.
 #endif
 
-#define LULZBOT_FW_VERSION ".37"
+#define LULZBOT_FW_VERSION ".38"
 
 // Select options based on printer model
 
@@ -163,6 +163,14 @@
 #define LULZBOT_THERMAL_PROTECTION_BED_PERIOD     15     // Seconds
 #define LULZBOT_THERMAL_PROTECTION_BED_HYSTERESIS 10     // Degrees Celsius
 
+#if defined(LULZBOT_IS_MINI)
+    #define LULZBOT_WATCH_TEMP_PERIOD 20    // Seconds
+    #define LULZBOT_WATCH_TEMP_INCREASE 2   // Degrees Celsius
+#elif defined(LULZBOT_IS_TAZ)
+    #define LULZBOT_WATCH_TEMP_PERIOD 40    // Seconds
+    #define LULZBOT_WATCH_TEMP_INCREASE 10   // Degrees Celsius
+#endif
+
 // Motherboard specifics and custom pins for probing.
 
 #if defined(TOOLHEAD_Devel_ServoDual)

Marlin/Configuration_adv.h

@@ -76,8 +76,8 @@
    * If you get false positives for "Heating failed" increase WATCH_TEMP_PERIOD and/or decrease WATCH_TEMP_INCREASE
    * WATCH_TEMP_INCREASE should not be below 2.
    */
-  #define WATCH_TEMP_PERIOD 20                // Seconds
-  #define WATCH_TEMP_INCREASE 2               // Degrees Celsius
+  #define WATCH_TEMP_PERIOD   LULZBOT_WATCH_TEMP_PERIOD                // Seconds
+  #define WATCH_TEMP_INCREASE LULZBOT_WATCH_TEMP_INCREASE               // Degrees Celsius
 #endif
 
 /**