Upgrade the base image to the latest version in metadata.yaml

Update versions of libraries in poetry.
PATCH bump source-unleash version to 0.1.2
Build source-unleash docker image for platform(s) linux/amd64, linux/arm64
Get dependency updates
Create or update pull request on Airbyte repository
Add changelog entry

airbyte-integrations/connectors/source-unleash/metadata.yaml

@@ -2,7 +2,7 @@ data:
   connectorSubtype: api
   connectorType: source
   definitionId: f77914a1-442b-4195-9355-8810a1f4ed3f
-  dockerImageTag: 0.1.1
+  dockerImageTag: 0.1.2
   dockerRepository: airbyte/source-unleash
   githubIssueLabel: source-unleash
   icon: unleash.svg
@@ -35,5 +35,5 @@ data:
             type: GSM
             alias: airbyte-connector-testing-secret-store
   connectorBuildOptions:
-    baseImage: docker.io/airbyte/python-connector-base:1.2.0@sha256:c22a9d97464b69d6ef01898edf3f8612dc11614f05a84984451dde195f337db9
+    baseImage: docker.io/airbyte/python-connector-base:1.2.2@sha256:57703de3b4c4204bd68a7b13c9300f8e03c0189bffddaffc796f1da25d2dbea0
 metadataSpecVersion: "1.0"