doc: Fix SGML markup for date patch

diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index a411f866a041795df61a4e58c689582c3069a14c..00f8ffb38cb92af02eedeb7155e41d0c739c83dd 100644 (file)
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -6431,7 +6431,7 @@ SELECT SUBSTRING('XY1234Z', 'Y*?([0-9]{1,3})');
         
         interval
         Subtract arguments, producing a symbolic result that
-        uses years and months, rather than just days
+        uses years and months, rather than just days
         age(timestamp '2001-04-10', timestamp '1957-06-13')
         43 years 9 mons 27 days