Removing the double quotes while creating the avahi service file.

Change-Id: I028e36db81d1109f773c819efb9da35c0a32c49c
Signed-off-by: Ratan Gupta <ratagupt@in.ibm.com>
diff --git a/meta-phosphor/classes/obmc-phosphor-discovery-service.bbclass b/meta-phosphor/classes/obmc-phosphor-discovery-service.bbclass
index 4c9db0f..8dc6fdc 100644
--- a/meta-phosphor/classes/obmc-phosphor-discovery-service.bbclass
+++ b/meta-phosphor/classes/obmc-phosphor-discovery-service.bbclass
@@ -49,10 +49,10 @@
             fd.write('<?xml version="1.0" ?>\n')
             fd.write('<!DOCTYPE service-group SYSTEM "avahi-service.dtd">\n')
             fd.write('<service-group>\n')
-            fd.write('        <name>"%s"</name>\n' % service_name)
+            fd.write('        <name>%s</name>\n' % service_name)
             fd.write('        <service>\n')
-            fd.write('                <type>"%s"</type>\n' % service_type)
-            fd.write('                <port>"%s"</port>\n' % service_port)
+            fd.write('                <type>%s</type>\n' % service_type)
+            fd.write('                <port>%s</port>\n' % service_port)
             fd.write('        </service>\n')
             fd.write('</service-group>\n')