Bumping version to 1.5.5 and generate changelog

.bumpversion.cfg

@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.5.4
+current_version = 1.5.5
 parse = (?P<major>[\d]+) # major version number
 	\.(?P<minor>[\d]+) # minor version number
 	\.(?P<patch>[\d]+) # patch version number

.changes/1.5.5.md

@@ -0,0 +1,8 @@
+## dbt-bigquery 1.5.5 - August 04, 2023
+
+### Fixes
+
+- Requiring Python >=3.8 enables walrus operator ([#849](https://github.com/dbt-labs/dbt-bigquery/issues/849))
+
+### Contributors
+- [@cemsbr](https://github.com/cemsbr) ([#849](https://github.com/dbt-labs/dbt-bigquery/issues/849))

CHANGELOG.md

@@ -5,15 +5,23 @@
 - "Breaking changes" listed under a version may require action from end users or external maintainers when upgrading to that version.
 - Do not edit this file directly. This file is auto-generated using [changie](https://github.com/miniscruff/changie). For details on how to document a change, see [the contributing guide](https://github.com/dbt-labs/dbt-bigquery/blob/main/CONTRIBUTING.md#adding-changelog-entry)
 
+## dbt-bigquery 1.5.5 - August 04, 2023
+
+### Fixes
+
+- Requiring Python >=3.8 enables walrus operator ([#849](https://github.com/dbt-labs/dbt-bigquery/issues/849))
+
+### Contributors
+- [@cemsbr](https://github.com/cemsbr) ([#849](https://github.com/dbt-labs/dbt-bigquery/issues/849))
+
+
 ## dbt-bigquery 1.5.4 - July 31, 2023
 
 ### Fixes
 
 - remove call to dataset update if dataset has not changed ([#770](https://github.com/dbt-labs/dbt-bigquery/issues/770))
 - Contracts: Handle struct column specified both at root and nested levels + arrays of structs ([#781](https://github.com/dbt-labs/dbt-bigquery/issues/781), [#782](https://github.com/dbt-labs/dbt-bigquery/issues/782))
 
-
-
 ## dbt-bigquery 1.5.3 - June 22, 2023
 
 ### Breaking Changes

dbt/adapters/bigquery/__version__.py

@@ -1 +1 @@
-version = "1.5.4"
+version = "1.5.5"

setup.py

@@ -58,7 +58,7 @@ def _dbt_core_version(plugin_version: str) -> str:
 
 
 package_name = "dbt-bigquery"
-package_version = "1.5.4"
+package_version = "1.5.5"
 dbt_core_version = _dbt_core_version(_dbt_bigquery_version())
 description = """The BigQuery adapter plugin for dbt"""