gh-126074: Removes unnecessary DLLs from embeddable package (GH-126143)

(cherry picked from commit f51fd84)

Co-authored-by: Steve Dower <steve.dower@python.org>

Misc/NEWS.d/next/Windows/2024-10-29-20-09-52.gh-issue-126074.83ZzZs.rst

@@ -0,0 +1 @@
+Removed unnecessary DLLs from Windows embeddable package

PC/layout/main.py

@@ -31,11 +31,13 @@
 from .support.nuspec import *
 
 TEST_PYDS_ONLY = FileStemSet("xxlimited", "xxlimited_35", "_ctypes_test", "_test*")
+TEST_DLLS_ONLY = set()
 TEST_DIRS_ONLY = FileNameSet("test", "tests")
 
 IDLE_DIRS_ONLY = FileNameSet("idlelib")
 
-TCLTK_PYDS_ONLY = FileStemSet("tcl*", "tk*", "_tkinter", "zlib1")
+TCLTK_PYDS_ONLY = FileStemSet("_tkinter")
+TCLTK_DLLS_ONLY = FileStemSet("tcl*", "tk*", "zlib1")
 TCLTK_DIRS_ONLY = FileNameSet("tkinter", "turtledemo")
 TCLTK_FILES_ONLY = FileNameSet("turtle.py")
 
@@ -226,6 +228,10 @@ def in_build(f, dest="", new_name=None, no_lib=False):
             continue
         if src in EXCLUDE_FROM_DLLS:
             continue
+        if src in TEST_DLLS_ONLY and not ns.include_tests:
+            continue
+        if src in TCLTK_DLLS_ONLY and not ns.include_tcltk:
+            continue
         yield from in_build(src.name, dest=dest, no_lib=True)
 
     if ns.zip_lib: