Use tree-sitter-xml from crates.io #3319

Job	Run time
Test Linux (latest stable Rust)	1m 35s
Output Regression Test	2m 13s
Test x86_64-unknown-linux-gnu	1m 58s
Test x86_64-apple-darwin	2m 58s
Test with MIME database	1m 35s
Check Linux Packaging	1m 38s
Actionlint	40s
Test x86_64-pc-windows-msvc	2m 42s
Test aarch64-unknown-linux-gnu	3m 10s
Rustfmt	46s
Test aarch64-apple-darwin	1m 36s
Test x86_64-unknown-linux-musl	2m 5s
	22m 56s

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