fixup: unoq: implement analogReference

Author: facchinm

variants/b_u585i_iot02a_stm32u585xx/analogReference.cpp

@@ -0,0 +1,10 @@
+#include <Arduino.h>
+
+extern "C" {
+    int analog_reference(uint8_t mode);
+};
+
+void analogReference(uint8_t mode)
+{
+  analog_reference(mode);
+}