Revert solrconfig params to explicitly submitted params

... for compatibility with collective.solr, which also uses this service.

Author: reekitconcept

backend/src/kitconcept/solr/services/solr.py

@@ -178,10 +178,13 @@ def _base_query(
                 f"OR default:{term} OR body_text:{term} OR SearchableText:{term} "
                 f"OR Subject:{term} OR searchwords:({term})^1000) -showinsearch:False"
             ),
+            "wt": "json",
             "hl": "true" if highlighting_utils.enabled else "false",
             "hl.fl": highlighting_utils.fields,
             "fq": [security_filter()],
             "fl": solr_config.field_list,
+            "facet": "true",
+            "facet.contains.ignoreCase": "true",
             "facet.field": [
                 f"{self.facet_conditions.ex_field_facet(info['name'])}{info['name']}"
                 for info in facet_fields

solr/etc/conf/solrconfig.xml

@@ -187,9 +187,7 @@
       <str name="echoParams">explicit</str>
       <int name="rows">10</int>
       <str name="df">SearchableText</str>
-      <str name="wt">json</str>
-      <str name="facet">true</str>
-      <str name="facet.contains.ignoreCase">true</str>
+      <str name="wt">xml</str>
       <str name="spellcheck">off</str>
       <str name="spellcheck.build">true</str>
       <str name="spellcheck.dictionary">spellWordbreak</str>