[BUG] guidefontvalign for pgfplotsx()`not working

[mmikhasenko]

guidefontvalign=:top
guidefonthalign=:right

Details

plot(rand(10), x="x", y="y", guidefontvalign=:top, guidefonthalign=:right)

Backend: pgfplotsx

Versions

Plots.jl version:

[91a5bcdd] Plots v1.13.2

Backend version (]st -m):

[8314cec4] PGFPlotsX v1.2.10

Output of versioninfo():

Julia Version 1.6.0
Commit f9720dc2eb (2021-03-24 12:55 UTC)
Platform Info:
  OS: Windows (x86_64-w64-mingw32)
  CPU: Intel(R) Core(TM) i7-7500U CPU @ 2.70GHz
  WORD_SIZE: 64
  LIBM: libopenlibm
  LLVM: libLLVM-11.0.1 (ORCJIT, skylake)
Environment:
  JULIA_EDITOR = code
  JULIA_NUM_THREADS =

[mmikhasenko]

https://github.com/JuliaPlots/Plots.jl/blob/master/src/backends/pgfplotsx.jl#L1208

should it just be labelpos => labelpos?

[t-bltg]

https://github.com/JuliaPlots/Plots.jl/blob/master/src/backends/pgfplotsx.jl#L1208

should it just be labelpos => labelpos?

labelpos is unrelated:

plot(rand(10), xlabel="x", ylabel="y", xguide_position=:top)

gives

But for your original question, yes :guidefontvalign or :guidefonthalign seems to be unsupported for the axes by pgfplotsx.
PRs are welcome !