[bson-rust] add raw_deserialize_utf8_lossy target (#12610)

To complement mongodb/bson-rust#500

Co-authored-by: Vitor Guidi <[email protected]>

Author: tristan-f-r

projects/bson-rust/build.sh

@@ -20,3 +20,4 @@ fuzz_release=fuzz/target/x86_64-unknown-linux-gnu/release
 cp $fuzz_release/deserialize $OUT/
 cp $fuzz_release/iterate $OUT/
 cp $fuzz_release/raw_deserialize $OUT/
+cp $fuzz_release/raw_deserialize_utf8_lossy $OUT/