patch 8.1.1662: cannot build uninstal.exe with some version of MinGW

Problem:    Cannot build uninstal.exe with some version of MinGW.
Solution:   Add -lole32. (Rene Nyffenegger, closes #4646)
diff --git a/src/version.c b/src/version.c
index 9e8fcba..ae44f51 100644
--- a/src/version.c
+++ b/src/version.c
@@ -778,6 +778,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1662,
+/**/
     1661,
 /**/
     1660,