v0.5.39

Trixi v0.5.39

Diff since v0.5.38

Closed issues:

• 0'th order Polynomials / First Order Finite Volume (#1318)
• Feature request: 1D compressible Navier-Stokes (#1330)
• MPI macOS tests time out sometimes (#1590)

Merged pull requests:

• Subcell positivity IDP limiting for conservative variables (#1476) (@bennibolm)
• Enable MPI coverage with Linux and reduce heap size hint (#1603) (@ranocha)
• Bump crate-ci/typos from 1.16.2 to 1.16.5 (#1606) (@dependabot[bot])
• Make Dependabot run monthly (#1608) (@ranocha)