Squashed 'deps/nostalgia/' changes from cb304ecf..312097a7

312097a7 [ox/std] Fix implementation of std cmp functions
a40198ab [nostalgia] Update release-d2025.05.2 release notes
52d8c0bd [nostalgia/gfx] Replace static_cast compare with std::cmp_equal
c19d7f4e [nostalgia] Add .vs and cmake-build-* to .gitignore
159b7e7e [buildcore] Make pybb cmake_build specify --config debug/release
c93eec4f [teagba] Make cstart.cpp only compile if GCC
e7e7a223 [nostalgia/sample_project] Make sample_project exempt from autocrlf
26d5048e [ox/fs] Fix new build error in MSVC (VS 17.14)
3b8f97cc [nostalgia/gfx] Cleanup
f1e68e0a [nostalgia/gfx/studio/tilesheet] Fix overrun errors when switching subsheets, clear selection on switch
d6e4ab7a [keel] Cleanup

git-subtree-dir: deps/nostalgia
git-subtree-split: 312097a7991194ce36e7c2e357e7e3a51d916767

deps/buildcore/scripts/pybb.py

@@ -11,6 +11,7 @@
 # "Python Busy Box" - adds cross-platform equivalents to Unix commands that
 #                     don't translate well to that other operating system
 
+import multiprocessing
 import os
 import platform
 import shutil
@@ -57,7 +58,11 @@ def cmake_build(base_path: str, target: Optional[str]) -> int:
         path = os.path.join(base_path, d)
         if not os.path.isdir(path):
             continue
-        args = ['cmake', '--build', path]
+        args = ['cmake', '--build', path, f'-j{multiprocessing.cpu_count()}']
+        if path.endswith('release'):
+            args.append('--config=release')
+        elif path.endswith('debug'):
+            args.append('--config=debug')
         if target is not None:
             args.extend(['--target', target])
         err = subprocess.run(args).returncode