v1.38.13

Plots v1.38.13

Diff since v1.38.12

Closed issues:

• [BUG][PGFPlotsX][Unitful] setting axis labels duplicates units (#4730)
• [BUG] PGFPlotsX made breaking change in minor version -> Backend broken (#4748)
• Ordering of plot elements with PGFPlotsX (#4751)
• [BUG] build GR fails on windows julia 1.9.0 (#4755)

Merged pull requests:

• CompatHelper: bump compat for StatsBase to 0.34, (keep existing compat) (#4738) (@github-actions[bot])
• Fix UnitfulExt for PGFPlotsX take 2 (#4747) (@BeastyBlacksmith)
• Singleargustrip (#4752) (@gustaphe)