patch 8.0.1798: MS-Windows: file considered read-only too often

Problem:    MS-Windows: file considered read-only when another program has
            opened it.
Solution:   Pass file sharing flag to CreateFile(). (Linwei, closes #2860)
diff --git a/src/version.c b/src/version.c
index 5fa69e3..0f0a1b7 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1798,
+/**/
     1797,
 /**/
     1796,