windows: workaround kernel race condition even more

Author: jacobly0

src/link.zig

@@ -616,13 +616,13 @@ pub const File = struct {
                     &coff.mf
                 else
                     unreachable;
-                mf.file = for (0..2) |_| break base.emit.root_dir.handle.openFile(base.emit.sub_path, .{
+                mf.file = for (0..10) |_| break base.emit.root_dir.handle.openFile(base.emit.sub_path, .{
                     .mode = .read_write,
                 }) catch |err| switch (err) {
                     error.AccessDenied => switch (builtin.os.tag) {
                         .windows => {
                             // give the kernel a chance to finish closing the executable handle
-                            std.os.windows.kernel32.Sleep(1);
+                            std.os.windows.kernel32.Sleep(10);
                             continue;
                         },
                         else => return error.AccessDenied,

test/standalone/windows_spawn/main.zig

@@ -71,10 +71,10 @@ pub fn main() anyerror!void {
     try testExec(allocator, "heLLo", "hello from exe\n");
 
     // now rename the exe to not have an extension
-    for (0..2) |_| break tmp.dir.rename("hello.exe", "hello") catch |err| switch (err) {
+    for (0..10) |_| break tmp.dir.rename("hello.exe", "hello") catch |err| switch (err) {
         error.AccessDenied => {
             // give the kernel a chance to finish closing the executable handle
-            std.os.windows.kernel32.Sleep(1);
+            std.os.windows.kernel32.Sleep(10);
             continue;
         },
         else => |e| return e,