feat: upgrade splunktaucclib library to support >=6.5.3 (#190)

* feat: upgrade splunktaucclib library to 6.6.0

* chore: addressed review comment

Author: zajadiya-crest

poetry.lock

@@ -35,7 +35,7 @@ python = ">=3.7,<3.13"
 jsonschema = "^4.4.0"
 jinja2 = ">=2.10.1,<4.0.0"
 munch = "^2.3.2"
-splunktaucclib = "6.5.3"
+splunktaucclib = ">=6.5.3,<9.0.0"
 requests = "^2.27.1"
 jsonpath-ng = "^1.5.2"
 decorator = "5.1.1"