Fix again some Anaconda/Conda documentation links, and update the ava… #644

Job	Run time
Documentation	8m 21s
Python 2.7 • ubuntu-20.04	37s
Python 3.5 • ubuntu-20.04	6m 22s
Python 3.6 • ubuntu-20.04	6m 28s
Python 3.7 • ubuntu-20.04	6m 38s
Python 3.8 (with Praat tests) • ubuntu-20.04	21m 3s
Python 3.9 • ubuntu-20.04	6m 32s
Python 3.10 • ubuntu-20.04	6m 29s
Python pypy-2.7 • ubuntu-20.04	8m 27s
Python pypy-3.6 (with Praat tests) • ubuntu-20.04	20m 57s
Python pypy-3.7 • ubuntu-20.04	6m 45s
Python 3.8 (GCC 10) • ubuntu-20.04	5m 34s
Python 3.8 (Clang 12) • ubuntu-20.04	6m 8s
Python 2.7 (Release) • ubuntu-20.04	36s
Python 3.8 (Release) • ubuntu-20.04	7m 55s
Python 2.7 • macos-11	5m 8s
Python 3.8 (with Praat tests) • macos-11	30m 4s
Python 3.8 (Release) • macos-11	19m 13s
Python pypy-3.6 • macos-11	30s
Python 2.7 • windows-2019	1m 38s
Python 3.8 (with Praat tests) • windows-2019	36m 32s
Python 2.7 (32-bit) • windows-2019	1m 35s
Python 3.8 (32-bit) • windows-2019	15m 36s
Python 3.8 (Release) • windows-2019	14m 30s
Python pypy-3.6 • windows-2019	18m 33s
	4h 22m 11s

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