CharmHub and new kafka and zookeeper charms

- Charmed installer uses bundles published in CharmHub
- Use new zookeeper and kafka sidecar-charm
- Changes in the charms to integrate with the new Kafka

Change-Id: Ie59fe1c7c72774b317abe2433fafb28a11472b72
Signed-off-by: David Garcia <david.garcia@canonical.com>
diff --git a/installers/charm/bundles/.gitignore b/installers/charm/bundles/.gitignore
new file mode 100644
index 0000000..00b9f63
--- /dev/null
+++ b/installers/charm/bundles/.gitignore
@@ -0,0 +1,17 @@
+# Copyright 2022 ETSI
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+*.zip
+*build/
\ No newline at end of file