feat(mavlink): adopt the kaptan-native dialect

firmware/libs/kaptan-mavlink/definitions/publish/range.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0"?>
+<mavlink>
+  <version>3</version>
+  <dialect>0</dialect>
+  <messages>
+    <message id="51029" name="RANGE">
+      <description>One accepted downward range observation from the board's selected vertical sensor route.</description>
+      <field type="uint64_t" name="time_us">Flight-controller monotonic measurement-request time in microseconds.</field>
+      <field type="uint32_t" name="distance_millimetres">Measured downward distance in millimetres.</field>
+    </message>
+  </messages>
+</mavlink>