[Dovecot] Remove break-imap-search (it is a default setting)

data/conf/dovecot/dovecot.conf

@@ -308,10 +308,7 @@ plugin {
   acl = vfile
   fts = solr
   fts_autoindex = yes
-  fts_solr = break-imap-search url=http://solr:8983/solr/dovecot/
-  fts_index_fs = crypt:set_prefix=fscrypt_index:posix:
-  fscrypt_index_public_key = </mail_crypt/ecpubkey.pem
-  fscrypt_index_private_key =  </mail_crypt/ecprivkey.pem
+  fts_solr = url=http://solr:8983/solr/dovecot/
   quota = dict:Userquota::proxy::sqlquota
   quota_rule2 = Trash:storage=+100%%
   sieve = /var/vmail/sieve/%u.sieve