patch 8.2.1738: Mac: str2float() recognizes comma instead of decimal point

Problem:    Mac: str2float() recognizes comma instead of decimal point.
Solution:   Set LC_NUMERIC to "C". (closes #7003)
diff --git a/src/version.c b/src/version.c
index 24e30ff..0b3c5f5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1738,
+/**/
     1737,
 /**/
     1736,