Version bump for es backend

Also improved connect tests

Author: andurin

poetry.lock

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pySigma-backend-opensearch"
-version = "0.1.4"
+version = "0.1.5"
 description = "pySigma OpenSearch backend"
 authors = ["Hendrik Baecker <[email protected]>"]
 license = "LGPL-3.0-only"
@@ -11,7 +11,7 @@ packages = [
 
 [tool.poetry.dependencies]
 python = "^3.8"
-pysigma-backend-elasticsearch = "^0.1.2"
+pysigma-backend-elasticsearch = "^0.2.0"
 pysigma = "^0.8.12"
 
 [tool.poetry.dev-dependencies]