Initial plan for quick-xml 0.38 compatibility

Co-authored-by: sjoerdsimons <[email protected]>

Author: Copilot

bmap-parser/Cargo.toml

@@ -12,7 +12,7 @@ readme = "../README.md"
 
 [dependencies]
 thiserror = "1.0.24"
-quick-xml = { version = "0.31.0", features = [ "serialize" ] }
+quick-xml = { version = "0.38.0", features = [ "serialize" ] }
 serde = { version = "1.0.147", features = [ "derive" ] }
 anyhow = { version = "1.0.40", optional = true }
 sha2 = { version = "0.10.6", features = [ "asm" ] }