chore(renovate): Exclude jboss-logmanager-embedded from updates.

jboss-logmanager-embedded must stay at version 1.1.x because version
1.2.x is actually jboss-logmanager, a different library.

Change-Id: I2b8074e4a9345508b4f8f71ef3f538a2673c85bb
diff --git a/renovate.json b/renovate.json
index c031064..2b3c538 100644
--- a/renovate.json
+++ b/renovate.json
@@ -3,4 +3,7 @@
   [ "local>mulk/renovate-config"
   , ":automergeMinor"
   ]
+, "ignoreDeps":
+  [ "org.jboss.logmanager:jboss-logmanager-embedded"
+  ]
 }