v0.6.16

InfiniteLinearAlgebra v0.6.16

Diff since v0.6.15

Merged pull requests:

• enable dependabot for GitHub actions (#128) (@ranocha)
• Bump codecov/codecov-action from 1 to 3 (#129) (@dependabot[bot])
• Bump actions/checkout from 2 to 3 (#130) (@dependabot[bot])
• Bump actions/cache from 1 to 3 (#131) (@dependabot[bot])
• Julia v1.9 (#132) (@dlfivefifty)
• Move pad here from ClassicalOrthogonalPolynomials.jl (#133) (@dlfivefifty)