Update runtime files
diff --git a/runtime/syntax/c.vim b/runtime/syntax/c.vim
index 20f8632..e86e1b8 100644
--- a/runtime/syntax/c.vim
+++ b/runtime/syntax/c.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: C
" Maintainer: Bram Moolenaar <Bram@vim.org>
-" Last Change: 2021 May 24
+" Last Change: 2021 Dec 07
" Quit when a (custom) syntax file was already loaded
if exists("b:current_syntax")
@@ -196,7 +196,6 @@
" Flag the first zero of an octal number as something special
syn match cOctal display contained "0\o\+\(u\=l\{0,2}\|ll\=u\)\>" contains=cOctalZero
syn match cOctalZero display contained "\<0"
-syn match cFloat display contained "\d\+f"
"floating point number, with dot, optional exponent
syn match cFloat display contained "\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\="
"floating point number, starting with a dot, optional exponent