[yelp-xsl] Remove color and bgcolor on footer.about

[Shaun McCance <shaunm src gnome org>]

commit d4e42fefdb5ef365c20a30e1a698e109952facb8
Author: Shaun McCance <shaunm redhat com>
Date:   Thu Oct 5 19:38:00 2017 -0400

    Remove color and bgcolor on footer.about

 xslt/common/html.xsl |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)
---
diff --git a/xslt/common/html.xsl b/xslt/common/html.xsl
index 6441d78..57505f8 100644
--- a/xslt/common/html.xsl
+++ b/xslt/common/html.xsl
@@ -1070,11 +1070,7 @@ div.clear {
 }
 .center { text-align: center; }
 
-footer.about {
-  color: </xsl:text><xsl:value-of select="$color.fg.gray"/><xsl:text>;
-  margin: 0;
-  background-color: </xsl:text><xsl:value-of select="$color.bg"/><xsl:text>;
-}
+footer.about { margin: 0; }
 footer.about > div.inner > div.hgroup {
   margin: 0; padding: 0;
   text-align: center;