runtime: Fix typos in various files

closes: #12836

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Viktor Szépe <viktor@szepe.net>
diff --git a/runtime/syntax/tasm.vim b/runtime/syntax/tasm.vim
index 1d6e570..b8b5e69 100644
--- a/runtime/syntax/tasm.vim
+++ b/runtime/syntax/tasm.vim
@@ -1,6 +1,6 @@
 " Vim syntax file
 " Language: TASM: turbo assembler by Borland
-" Maintaner: FooLman of United Force <foolman@bigfoot.com>
+" Maintainer: FooLman of United Force <foolman@bigfoot.com>
 " Last Change: 2012 Feb 03 by Thilo Six, and 2018 Nov 27.
 
 " quit when a syntax file was already loaded