Revert "manage: For isfloating/oldstate check/set, ensure trans client actually exists"

This reverts commit bece862a0fc4fc18ef9065b18cd28e2032d0d975.

It caused a regression, for example:
https://lists.suckless.org/hackers/2203/18220.html

1 files changed, 1 insertions, 1 deletions

diff --git a/dwm.c b/dwm.c
index a8d48f4..aac8437 100644
--- a/dwm.c
+++ b/dwm.c
@@ -1157,7 +1157,7 @@ manage(Window w, XWindowAttributes *wa)
 	XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
 	grabbuttons(c, 0);
 	if (!c->isfloating)
-		c->isfloating = c->oldstate = t || c->isfixed;
+		c->isfloating = c->oldstate = trans != None || c->isfixed;
 	if (c->isfloating)
 		XRaiseWindow(dpy, c->win);
 	attach(c);