Fix ZEPHYR_DATA_REGION_START for zephyr 4

This has been fixed in upstream Zephyr, so make it conditional.

Author: noahp

config/memfault_platform_config.h

@@ -10,7 +10,7 @@
 extern "C" {
 #endif
 
-#if defined(CONFIG_SOC_FAMILY_ESP32)
+#if KERNEL_VERSION_NUMBER > ZEPHYR_VERSION(3, 7, 0)
   #define ZEPHYR_DATA_REGION_START _data_start
   #define ZEPHYR_DATA_REGION_END _data_end
 #endif

prj.conf

@@ -74,7 +74,7 @@ CONFIG_LOG_PRINTK=n
 CONFIG_LOG_MODE_IMMEDIATE=y
 
 # Disable these temporarily, for debugging.
-CONFIG_MEMFAULT_COREDUMP_COLLECT_DATA_REGIONS=n
+CONFIG_MEMFAULT_COREDUMP_COLLECT_DATA_REGIONS=y
 CONFIG_MEMFAULT_COREDUMP_COLLECT_KERNEL_REGION=n
 CONFIG_MEMFAULT_COREDUMP_COLLECT_TASKS_REGIONS=n