[bitnami/solr] Remove extra initContainers entry (#5552)

This results in errors such as:

```sh
create Pod welp-solr-0 in StatefulSet welp-solr failed error: Pod "welp-solr-0" is invalid: spec.initContainers[1].name: Duplicate value: "load-solr-config"
```

bitnami/solr/Chart.yaml

@@ -27,4 +27,4 @@ name: solr
 sources:
   - https://github.com/bitnami/bitnami-docker-solr
   - https://lucene.apache.org/solr/
-version: 0.1.1
+version: 0.1.2

bitnami/solr/templates/statefulset.yaml

@@ -84,9 +84,6 @@ spec:
         {{- if .Values.initContainers }}
           {{- include "common.tplvalues.render" (dict "value" .Values.initContainers "context" $) | nindent 8 }}
         {{- end }}
-        {{- if .Values.initContainers }}
-          {{- include "common.tplvalues.render" ( dict "value" .Values.initContainers "context" $ ) | nindent 8 }}
-        {{- end }}
       containers:
         - name: solr
           image: {{ include "solr.image" . }}