No code changes, fix some typos.

Change several occurrences of "it's" where "its" is meant, as well as a few other minor typos.



git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@78497 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/splitter.h

@@ -105,7 +105,7 @@ public:
     // and changing the split mode.
     // Does nothing and returns false if the window is already split.
     // A sashPosition of 0 means choose a default sash position,
-    // negative sashPosition specifies the size of right/lower pane as it's
+    // negative sashPosition specifies the size of right/lower pane as its
     // absolute value rather than the size of left/upper pane.
     virtual bool SplitVertically(wxWindow *window1,
                                  wxWindow *window2,