Remove FindBugs packages

* Remove eclipse-findbugs from the "eclipse" group

* Remove ant-findbugs / findbugs / findbugs-tools from the "java-development"
  group

FindBugs has been dead since 2016, and was forked as SpotBugs in 2017.

See:

  https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/thread/YI723NBFFXAOQSRMYIEFAD6CYGX7S6MM/

for more details.

comps-f35.xml.in

@@ -1138,7 +1138,6 @@
       <packagereq type="default">eclipse-egit</packagereq>
       <packagereq type="default">eclipse-mpc</packagereq>
       <packagereq type="default">eclipse-pde</packagereq>
-      <packagereq type="optional">eclipse-findbugs</packagereq>
       <packagereq type="optional">eclipse-m2e-core</packagereq>
     </packagelist>
   </group>
@@ -3053,9 +3052,6 @@
       <packagereq type="default">xerces-j2</packagereq>
       <packagereq type="default">xml-commons-apis</packagereq>
       <packagereq type="default">xml-commons-resolver</packagereq>
-      <packagereq type="optional">ant-findbugs</packagereq>
-      <packagereq type="optional">findbugs</packagereq>
-      <packagereq type="optional">findbugs-tools</packagereq>
       <packagereq type="optional">jcip-annotations</packagereq>
       <packagereq type="optional">jsr-305</packagereq>
     </packagelist>