v0.9.0

ApproxFunBase v0.9.0

Diff since v0.8.45

Merged pull requests:

• Bump InfiniteArrays compat for ApproxFunBaseTest (#509) (@jishnub)
• Remove InfiniteLinearAlgebra dependency (#510) (@jishnub)
• Use LowRankMatrices instead of LowRankApprox (#511) (@jishnub)
• Move Polynomial tests for ApproxFunOrthogonalPolynomials (#512) (@jishnub)
• Drop support for Julia versions below v1.9 (#513) (@jishnub)
• Remove Test as a dependency (#514) (@jishnub)
• Make constant propagation unconditional (#515) (@jishnub)
• Clean up imports (#516) (@jishnub)
• Remove Vec (#517) (@jishnub)
• Release 0.9 (#518) (@jishnub)