patch 8.2.5054: no good filetype for conf files similar to dosini

Problem:    No good filetype for conf files similar to dosini.
Solution:   Add the confini filetype. (closes #10510)
diff --git a/src/version.c b/src/version.c
index 0f33fb2..f578bff 100644
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    5054,
+/**/
     5053,
 /**/
     5052,