patch 8.2.4517: MS-Windows: cannot specify location of sodium library

Problem:    MS-Windows: cannot specify location of sodium library.
Solution:   Allow for using a path for SODIUM. (Ken Takata, closes #9896)
diff --git a/src/version.c b/src/version.c
index 5895b66..5e7d570 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4517,
+/**/
     4516,
 /**/
     4515,