component/trafficserver: Version up to 9.0.2

Drop patch from pull-request 7577, as it has since been merged upstream.

component/trafficserver/buildout.cfg

@@ -23,12 +23,10 @@ min_version = 8
 
 [trafficserver]
 recipe = slapos.recipe.cmmi
-url = http://apache.claz.org/trafficserver/trafficserver-9.0.1.tar.bz2
-md5sum = 98bb2de25f332715339ade87530a9f5a
+url = http://apache.claz.org/trafficserver/trafficserver-9.0.2.tar.bz2
+md5sum = 4df67ada24665116bafedd71503215cb
 shared = true
 patch-options = -p1
-patches =
-  https://patch-diff.githubusercontent.com/raw/apache/trafficserver/pull/7577.patch
 configure-options =
   --with-openssl=${openssl:location}
   --with-pcre=${pcre:location}