Merge pull request #6408 from hjmjohnson/fix-ransac-nanoflann-cstdint

COMP: Add <cstdint> include to RANSAC nanoflann.hpp for uint32_t

Author: hjmjohnson

Modules/Registration/RANSAC/include/nanoflann.hpp

@@ -48,6 +48,7 @@
 #include <array>
 #include <cassert>
 #include <cmath>   // for abs()
+#include <cstdint> // for uint32_t
 #include <cstdlib> // for abs()
 #include <functional>
 #include <istream>