Mention NumFOCUS sponsorship
Mention NumFOCUS sponsorship

[ci skip]

FrancescAlted/PyTables,avalentino/PyTables,FrancescAlted/PyTables,PyTables/PyTables,PyTables/PyTables,FrancescAlted/PyTables,avalentino/PyTables,avalentino/PyTables,PyTables/PyTables