Merge pull request #10931 from changeworld/patch-13

Fix typo: coloumns -> columns

Author: v-dirichards

docs/snippets/cpp/VS_Snippets_Winforms/DataGridTableStyle_Header_4/CPP/datagridtablestyle_header_4.cpp

@@ -4,7 +4,7 @@
 /*
 The following program demonstrates the usage of properties 'HeaderBackColor',
 'HeaderForeColor' and events 'HeaderBackColorChanged', 'HeaderForeColorChanged'.
-A table is created and added to a datagrid with two coloumns.The table allows to change
+A table is created and added to a datagrid with two columns.The table allows to change
 Header's  background and foreground colors through selection of combobox values.
 */