Bug report

Bug summary
"set_rlabel_position" don't work when "set_thetamin".

Code for reproduction

importmatplotlib.pyplotaspltfig=plt.figure()ax=fig.add_subplot(111,polar=True)ax.set_thetamin(0)ax.set_thetamax(180)ax.set_rlabel_position(45)

Actual outcome

Expected outcome
Radius label at 45 degree.

Matplotlib version

• Operating system: Win10

• Matplotlib version: 3.1.0

• Matplotlib backend (print(matplotlib.get_backend())): Qt5Agg

• Python version:

• Jupyter version (if applicable):

• Other libraries: