Correct typo.

Author: culler

tests/text.test

@@ -3487,7 +3487,7 @@ test text-14.18 {ConfigureText procedure} -constraints fonts -setup {
 # The "overrideredirect" gets rid of the titlebar so the toplevel can shrink
 # to the appropriate size.
 # On macOS, however, there is no way to make the window overlap the
-# menubar.  Starting with macOS 16 (Sequoia) it became impossible for
+# menubar.  Starting with macOS 15 (Sequoia) it became impossible for
 # the y coordinate of the top of a window to be less than 10 plus the
 # menubar height (as reported by [[NSApp mainMenu] menuBarHeight]).
 

tests/unixWm.test

@@ -38,7 +38,7 @@ proc makeToplevels {} {
 # got moved to the requested location should use a y coordinate larger than the
 # height of the menubar (normally 23 pixels) and an x coordinate larger than
 # the width of the dock, if it happens to be on the left.  Starting with
-# macOS 16 (Sequoia) it became impossible for the y coordinate of the top
+# macOS 15 (Sequoia) it became impossible for the y coordinate of the top
 # of a window to be less than 10 plus the menubar height (as reported by
 # [[NSApp mainMenu] menuBarHeight]).