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/groovy.vim b/runtime/syntax/groovy.vim
index 41495e6..e48279b 100644
--- a/runtime/syntax/groovy.vim
+++ b/runtime/syntax/groovy.vim
@@ -362,7 +362,7 @@
 
 " Mark these as operators
 
-" Hightlight brackets
+" Highlight brackets
 " syn match  groovyBraces		"[{}]"
 " syn match  groovyBraces		"[\[\]]"
 " syn match  groovyBraces		"[\|]"