Revert "Merge pull request #93083 from risicle/ris-cpython-debug"

This increase the closure size by 30 MB.

https://github.com/NixOS/nixpkgs/pull/93083#issuecomment-718025366

This reverts commit 4b340cbbb4, reversing
changes made to 47e499f7a4.

pkgs/development/interpreters/python/cpython/default.nix

@@ -291,13 +291,6 @@ in with passthru; stdenv.mkDerivation {
     find $out -name "*.py" | ${pythonForBuildInterpreter} -OO -m compileall -q -f -x "lib2to3" -i -
     '' + optionalString stripBytecode ''
     find $out -type d -name __pycache__ -print0 | xargs -0 -I {} rm -rf "{}"
-    '' + ''
-    # *strip* shebang from libpython gdb script - it should be dual-syntax and
-    # interpretable by whatever python the gdb in question is using, which may
-    # not even match the major version of this python. doing this after the
-    # bytecode compilations for the same reason.
-    mkdir -p $out/share/gdb
-    sed '/^#!/d' Tools/gdb/libpython.py > $out/share/gdb/libpython.py
   '';
 
   preFixup = stdenv.lib.optionalString (stdenv.hostPlatform != stdenv.buildPlatform) ''
@@ -315,8 +308,6 @@ in with passthru; stdenv.mkDerivation {
     pythonForBuild buildPackages.bash
   ];
 
-  separateDebugInfo = true;
-
   inherit passthru;
 
   enableParallelBuilding = true;