patch 8.2.3519: TOML files are not recognized

Problem:    TOML files are not recognized.
Solution:   Add filetype patterns for TOML. (Aman Verma, closes #8984)
diff --git a/src/version.c b/src/version.c
index 1464dc2..c5e9f25 100644
--- a/src/version.c
+++ b/src/version.c
@@ -758,6 +758,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3519,
+/**/
     3518,
 /**/
     3517,