There's a merged pull request on the void-packages repository

ghc: fix build on big-endian architectures
https://github.com/void-linux/void-packages/pull/35296

Description:
Add patch Disable-unboxed-arrays.patch for ghc issue #16998
https://gitlab.haskell.org/ghc/ghc/-/issues/16998.
This patch has been accepted upstream as
https://github.com/haskell/containers/commit/f5a511f1ff2cf16e710342948792cb8d7576e27c

Refresh patches ppc64-be-elfv2.patch, sphinx-unicode.patch so they apply cleanly again.

#### Testing the changes
- I tested the changes in this PR: **YES**

 
#### Local build testing
- I built this PR locally for my native architecture, (ppc64-glibc)

 @q66 perhaps you would like to test this in your PowerPC environment?