Update Adafruit CircuitPlay to 1.6.10 compliance

Author: facchinm

variants/circuitplay/linker_scripts/gcc/flash_with_bootloader.ld

@@ -65,6 +65,8 @@ SECTIONS
 {
 	.text :
 	{
+		__text_start__ = .;
+
 		KEEP(*(.isr_vector))
 		*(.text*)
 

variants/circuitplay/linker_scripts/gcc/flash_without_bootloader.ld

@@ -66,6 +66,8 @@ SECTIONS
 {
 	.text :
 	{
+		__text_start__ = .;
+
 		KEEP(*(.isr_vector))
 		*(.text*)
 

variants/circuitplay/variant.h

@@ -18,8 +18,8 @@
 
 #pragma once
 
-// The definitions here needs a SAMD core >=1.6.6
-#define ARDUINO_SAMD_VARIANT_COMPLIANCE 10606
+// The definitions here needs a SAMD core >=1.6.10
+#define ARDUINO_SAMD_VARIANT_COMPLIANCE 10610
 
 
 #include <WVariant.h>