Add a note: Python 3.11+ no longer needs PYTHONHASHSEED=0

Implemented in:  python/cpython#27926

We keep using it thou, because this is Python version agnostic.

Once we drop support for anything older than 3.11, we can remove it.
That'll be around ~2030. Assuming the world still exists by then.

Author: hroncok

brp-python-bytecompile

@@ -104,6 +104,7 @@ fi
 
 # Disable Python hash seed randomization
 # This should help with byte-compilation reproducibility: https://bugzilla.redhat.com/show_bug.cgi?id=1686078
+# Python 3.11+ no longer needs this: https://github.com/python/cpython/pull/27926 (but we support older Pythons as well)
 export PYTHONHASHSEED=0
 
 shopt -s nullglob

macros.pybytecompile

@@ -14,6 +14,7 @@
 
 # Setting PYTHONHASHSEED=0 disables Python hash seed randomization
 # This should help with byte-compilation reproducibility: https://bugzilla.redhat.com/show_bug.cgi?id=1686078
+# Python 3.11+ no longer needs this: https://github.com/python/cpython/pull/27926 (but we support older Pythons as well)
 
 %py_byte_compile()\
 py2_byte_compile () {\