[docs] Clarify coverage-dependent surface species docs #4407

Job	Run time
Run MATLAB Test Script	9m 15s
ubuntu-20.04 with Python 3.8	16m 8s
ubuntu-22.04 with Python 3.8	12m 25s
ubuntu-20.04 with Python 3.10	15m 34s
ubuntu-22.04 with Python 3.10	13m 7s
ubuntu-20.04 with Python 3.11	20m 17s
ubuntu-22.04 with Python 3.11	11m 58s
LLVM/Clang with Python 3.8	18m 18s
Coverage	34m 8s
Build docs	7m 27s
intel-oneAPI on Ubuntu, Python 3.8	16m 46s
intel-oneAPI classic on Ubuntu, Python 3.8	22m 40s
macOS with Python 3.8	16m 35s
macOS with Python 3.10	16m 22s
macOS with Python 3.11	15m 52s
Windows 2019, MSVC 14.2, Python 3.8	15m 48s
Windows 2019, MSVC 14.2, Python 3.10	15m 42s
Windows 2019, MSVC 14.2, Python 3.11	18m 18s
Sundials 3 / fmt 7.1	8m 44s
Sundials 4 / fmt 8.1	9m 5s
Sundials 5.8 / fmt 9.1	10m 26s
Sundials 6.4.1 / fmt 10	9m 3s
Sundials 6.6 / fmt 10	7m 49s
windows-2022, MSVC 14.1, Python 3.8, fmt 10	23m 12s
windows-2022, MSVC 14.1, Python 3.10, fmt 8.1	31m 41s
windows-2022, MSVC 14.1, Python 3.11, fmt 7.1	24m 55s
windows-2022, MSVC 14.3, Python 3.8, fmt 10	23m 12s
windows-2022, MSVC 14.3, Python 3.10, fmt 8.1	24m 18s
windows-2022, MSVC 14.3, Python 3.11, fmt 7.1	31m 41s
mingw on Windows, Python 3.10	17m 14s
Run Python 3.8 examples on ubuntu-20.04	16m 25s
Run Python 3.10 examples on ubuntu-20.04	14m 57s
Run Python 3.11 examples on ubuntu-20.04	14m 56s
Run Python 3.8 examples on ubuntu-22.04	15m 33s
Run Python 3.10 examples on ubuntu-22.04	18m 53s
Run Python 3.11 examples on ubuntu-22.04	15m 47s
.NET on ubuntu-22.04	1m 22s
.NET on windows-2022	4m 34s
.NET on macos-11	3m 12s
	10h 23m 39s

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