[DOC] remove empty boxes in README (#683) #466

Job	Run time
code-quality	10s
coverage (3.12 on windows-latest	2m 18s
coverage (3.12 on ubuntu-latest	1m 15s
coverage (3.12 on macos-latest	1m 21s
notebooks (3.11)	1m 13s
notebooks (3.10)	1m 17s
notebooks (3.13)	1m 15s
notebooks (3.14)	2m 13s
notebooks (3.12)	1m 21s
nosoftdeps (3.11, ubuntu-latest)	51s
nosoftdeps (3.13, ubuntu-latest)	52s
nosoftdeps (3.10, ubuntu-latest)	50s
nosoftdeps (3.14, ubuntu-latest)	1m 19s
nosoftdeps (3.11, macos-latest)	3m 52s
nosoftdeps (3.12, ubuntu-latest)	55s
nosoftdeps (3.10, macos-latest)	1m 5s
nosoftdeps (3.14, macos-latest)	1m 36s
nosoftdeps (3.13, macos-latest)	55s
nosoftdeps (3.10, windows-latest)	1m 45s
nosoftdeps (3.12, windows-latest)	2m 12s
nosoftdeps (3.12, macos-latest)	1m 23s
nosoftdeps (3.14, windows-latest)	2m 39s
nosoftdeps (3.11, windows-latest)	1m 51s
nosoftdeps (3.13, windows-latest)	1m 40s
(${{ matrix.python-version }}, ${{ matrix.os }})	0s
	36m 8s

Provide feedback