patches: fix windowWillResize em-dash regression (iteration 3)

Patch 0007 bulk em-dash→triple-dash replacement accidentally changed
windowWillResize title format string and strstr search, introducing
a user-visible regression. Reverted those two lines to em-dash.

patches/0008-ns-announce-child-frame-completion-candidates-for-Vo.patch

@@ -1,4 +1,4 @@
-From f842c3813d3b9fd106d668fa872b1cb3b187e9cf Mon Sep 17 00:00:00 2001
+From 058cc9aad5c34796206749844df28acc9e09f0eb Mon Sep 17 00:00:00 2001
 From: Martin Sukany <martin@sukany.cz>
 Date: Sat, 28 Feb 2026 16:01:29 +0100
 Subject: [PATCH 8/8] ns: announce child frame completion candidates for
@@ -109,7 +109,7 @@ index 19a7e7a..49e8f00 100644
  @end
  
 diff --git a/src/nsterm.m b/src/nsterm.m
-index 3d72b5d..fefe2a7 100644
+index 72478e0..daa8f61 100644
 --- a/src/nsterm.m
 +++ b/src/nsterm.m
 @@ -7028,6 +7028,112 @@ visual line index for Zoom (skip whitespace-only lines