docs/*.html: Appease W3C Checker to add "charset=utf-8".

llvm-svn: 143348
diff --git a/llvm/docs/CodingStandards.html b/llvm/docs/CodingStandards.html
index a96f760..7b05573 100644
--- a/llvm/docs/CodingStandards.html
+++ b/llvm/docs/CodingStandards.html
@@ -2,6 +2,7 @@
                       "http://www.w3.org/TR/html4/strict.dtd">
 <html>
 <head>
+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
   <link rel="stylesheet" href="llvm.css" type="text/css">
   <title>LLVM Coding Standards</title>
 </head>