Fix tempo change handling with sections #1640

Job	Run time
Set up and cache emscripten	14s
Copy the font files	7s
Build ubuntu-20.04-g++-10	5m 10s
Build ubuntu-22.04-g++-11	4m 59s
Build ubuntu-22.04-g++-12	5m 50s
Build ubuntu-20.04-clang-11	5m 42s
Build ubuntu-22.04-clang-12	6m 1s
Build ubuntu-22.04-clang-12	6m 2s
Build ubuntu-22.04-clang-12	6m 27s
Build ubuntu-22.04-clang-13	5m 41s
Build ubuntu-22.04-clang-14	5m 41s
Build ubuntu-22.04-clang-11	6m 13s
Build ubuntu-22.04-clang-15	5m 45s
Build macos-latest-xcode-15.4	2m 47s
Build macos-latest-g++-12	5m 20s
Build JS toolkit (nohumdrum, Building toolkit without humdrum, -c -H -M, verovio-toolkit.js*)	6m 40s
Build JS toolkit (light, Building toolkit without humdrum as light version, -c -H -l -M, verovio-...	6m 43s
Build JS toolkit (wasm, Building toolkit without humdrum as wasm, -c -H -w -M, veroviowasm, true)	5m 46s
Build JS toolkit (default, Building default toolkit with humdrum, -c -M, -hum.js)	9m 9s
Check settings for deployment	1s
Build documentation	32s
Deploy JS toolkit	1m 9s
Deploy documentation	14s
Skip deployment if set	0s
	1h 42m 13s

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