v0.47.6

AbstractAlgebra v0.47.6

Diff since v0.47.5

Merged pull requests:

• Remove _map for universal polys (#2206) (@SoongNoonien)
• Add docstring for ideal_type (#2235) (@fingolfin)
• Fix is_domain_type default and redirects for NCRing (#2237) (@lgoettgens)
• Allow running UnivPoly tests multiple times (#2239) (@lgoettgens)
• Adapt is_square docstring (#2242) (@lgoettgens)
• chore: Bump version to 0.47.6 (#2243) (@lgoettgens)