Remove span in generated field getter #1588

Job	Run time
Check	1m 6s
Clippy	5m 29s
build_nightly	1m 32s
Verify that web-sys is compiled correctly	50s
build_examples	3m 53s
build_benchmarks	57s
dist_linux_x86_64_musl	2m 21s
Rustfmt	12s
Build and test the deno example	52s
Run js-sys crate tests	2m 18s
Run native tests	1m 43s
Run wasm-bindgen crate tests with multithreading enabled	1m 28s
Test TypeScript output of wasm-bindgen	1m 3s
Run UI compile-fail tests	4m 39s
Run wasm-bindgen crate tests (unix)	9m 36s
Run wasm-bindgen-webidl crate tests	2m 4s
Run web-sys crate tests	6m 2s
dist_linux_aarch64_gnu	2m 56s
dist_macos_aarch64	2m 40s
dist_macos_x86_64	4m 11s
dist_windows	2m 59s
doc_api	1m 18s
doc_book	31s
test_examples	2m 8s
deploy	59s
	1h 3m 47s

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