patch 8.2.2075: error for const argument to mapnew()

Problem:    Error for const argument to mapnew().
Solution:   Don't give an error. (closes #7400)
diff --git a/src/version.c b/src/version.c
index 469b92d..bbbf9f2 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2075,
+/**/
     2074,
 /**/
     2073,