:memo: Fix broken link in the TimeSeries docs (fixes #11328)
:memo: Fix broken link in the TimeSeries docs (fixes #11328)

mhvk/astropy,saimn/astropy,astropy/astropy,lpsinger/astropy,StuartLittlefair/astropy,larrybradley/astropy,larrybradley/astropy,aleksandr-bakanov/astropy,pllim/astropy,lpsinger/astropy,larrybradley/astropy,mhvk/astropy,larrybradley/astropy,pllim/astropy,pllim/astropy,StuartLittlefair/astropy,pllim/astropy,StuartLittlefair/astropy,saimn/astropy,aleksandr-bakanov/astropy,saimn/astropy,larrybradley/astropy,lpsinger/astropy,astropy/astropy,mhvk/astropy,dhomeier/astropy,astropy/astropy,astropy/astropy,saimn/astropy,saimn/astropy,dhomeier/astropy,dhomeier/astropy,StuartLittlefair/astropy,astropy/astropy,aleksandr-bakanov/astropy,lpsinger/astropy,mhvk/astropy,StuartLittlefair/astropy,pllim/astropy,dhomeier/astropy,dhomeier/astropy,aleksandr-bakanov/astropy,mhvk/astropy,lpsinger/astropy