[Web] Fix debug symbols in web builds #34479

Job	Run time
📊 Static checks / Code style, file formatting, and docs	32s
🍏 iOS / Template (target=template_release)	11m 52s
🐧 Linux / Editor w/ Mono (target=editor)	40m 16s
🐧 Linux / Editor with doubles and GCC sanitizers (target=editor, tests=yes, dev_build=yes, scu_build=yes, precision=double, use_asan=yes, use_ubsan=yes, linker=gold)	48m 54s
🍎 macOS / Editor (target=editor, tests=yes)	36m 49s
🍎 macOS / Template (target=template_release)	21m 45s
🤖 Android / Editor (target=editor)	24m 35s
🏁 Windows / Editor (target=editor, tests=yes)	52m 29s
🤖 Android / Template arm32 (target=template_release, arch=arm32)	16m 42s
🐧 Linux / Editor with clang sanitizers (target=editor, tests=yes, dev_build=yes, use_asan=yes, use_ubsan=yes, use_llvm=yes, linker=lld)	41m 38s
🏁 Windows / Template (target=template_release)	38m 33s
🐧 Linux / Editor with ThreadSanitizer (target=editor, tests=yes, dev_build=yes, use_tsan=yes, use_llvm=yes, linker=lld)	33m 34s
🤖 Android / Template arm64 (target=template_release, arch=arm64)	16m 50s
🐧 Linux / Template w/ Mono (target=template_release)	27m 28s
🌐 Web / Template w/ threads (target=template_release, threads=yes)	4m 24s
🐧 Linux / Minimal template (target=template_release, everything disabled)	13m 54s
🌐 Web / Template w/o threads (target=template_release, threads=no)	4m 18s
🪲 Godot CPP / Build and test Godot CPP	7m 59s
	7h 22m 32s

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