Minor HTML fix and suppression of output of sourcing CMS environment

SiteTests/testjob/tests/CE-cms-swinst

@@ -106,7 +106,7 @@ fi
 echo "<h2>Sourcing the CMS environment</h2>"
 echo "<pre>"
 echo "source $SW_DIR/cmsset_default.sh"
-source $SW_DIR/cmsset_default.sh
+source $SW_DIR/cmsset_default.sh > /dev/null
 echo "Default SCRAM arch: $SCRAM_ARCH"
 echo "</pre>"
 archs_defined='slc5_ia32_gcc434 slc5_amd64_gcc434 slc4_ia32_gcc345'
@@ -404,7 +404,7 @@ then
       missing_production_release=1
       fi
   done
-  [ $missing_production_release == 0 ] && echo "OK<p>"
+  [ $missing_production_release == 0 ] && echo "<p>OK</p>"
 
 fi