Bumping version to 1.3.0rc1 and generate changelog (#490)

* Bumping version to 1.3.0rc1 and generate CHANGELOG

* Updating dbt-core release branch

Co-authored-by: Github Build Bot <[email protected]>
Co-authored-by: leahwicz <[email protected]>

Author: 3 people

.bumpversion.cfg

@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.3.0b2
+current_version = 1.3.0rc1
 parse = (?P<major>\d+)
 	\.(?P<minor>\d+)
 	\.(?P<patch>\d+)

.changes/1.3.0-rc1.md

@@ -0,0 +1,30 @@
+## dbt-spark 1.3.0-rc1 - September 28, 2022
+### Features
+- merge exclude columns for spark models ([#5260](https://github.com/dbt-labs/dbt-spark/issues/5260), [#390](https://github.com/dbt-labs/dbt-spark/pull/390))
+- Array macros ([#453](https://github.com/dbt-labs/dbt-spark/issues/453), [#454](https://github.com/dbt-labs/dbt-spark/pull/454))
+- implement testing for type_boolean in spark ([#470](https://github.com/dbt-labs/dbt-spark/issues/470), [#471](https://github.com/dbt-labs/dbt-spark/pull/471))
+- Support job cluster in notebook submission method, remove requirement for user for python model submission ([#444](https://github.com/dbt-labs/dbt-spark/issues/444), [#467](https://github.com/dbt-labs/dbt-spark/pull/467))
+### Fixes
+- python incremental model tmp table using correct schema ([#441](https://github.com/dbt-labs/dbt-spark/issues/441), [#445](https://github.com/dbt-labs/dbt-spark/pull/445))
+- change to get_columns_in_relation to fix cache inconsistencies to fix cache issues in incremental models causing failure on on_schema_change ([#447](https://github.com/dbt-labs/dbt-spark/issues/447), [#451](https://github.com/dbt-labs/dbt-spark/pull/451))
+### Under the Hood
+- Submit python model with Command API by default. Adjusted run name ([#424](https://github.com/dbt-labs/dbt-spark/issues/424), [#442](https://github.com/dbt-labs/dbt-spark/pull/442))
+- Better interface for python submission ([#452](https://github.com/dbt-labs/dbt-spark/issues/452), [#452](https://github.com/dbt-labs/dbt-spark/pull/452))
+- ignore mypy typing issues ([#461](https://github.com/dbt-labs/dbt-spark/issues/461), [#462](https://github.com/dbt-labs/dbt-spark/pull/462))
+- Enable Pandas and Pandas-on-Spark DataFrames for dbt python models ([#468](https://github.com/dbt-labs/dbt-spark/issues/468), [#469](https://github.com/dbt-labs/dbt-spark/pull/469))
+- Convert df to pyspark DataFrame if it is koalas before writing ([#473](https://github.com/dbt-labs/dbt-spark/issues/473), [#474](https://github.com/dbt-labs/dbt-spark/pull/474))
+### Dependency
+- Bump pyodbc from 4.0.32 to 4.0.34 ([#417](https://github.com/dbt-labs/dbt-spark/issues/417), [#459](https://github.com/dbt-labs/dbt-spark/pull/459))
+- Bump black from 22.3.0 to 22.8.0 ([#417](https://github.com/dbt-labs/dbt-spark/issues/417), [#458](https://github.com/dbt-labs/dbt-spark/pull/458))
+- Update click requirement from ~=8.0.4 to ~=8.1.3 ([#417](https://github.com/dbt-labs/dbt-spark/issues/417), [#457](https://github.com/dbt-labs/dbt-spark/pull/457))
+- Bump mypy from 0.950 to 0.971 ([#417](https://github.com/dbt-labs/dbt-spark/issues/417), [#456](https://github.com/dbt-labs/dbt-spark/pull/456))
+- Bump thrift-sasl from 0.4.1 to 0.4.3 ([#417](https://github.com/dbt-labs/dbt-spark/issues/417), [#455](https://github.com/dbt-labs/dbt-spark/pull/455))
+
+### Contributors
+- [@chamini2](https://github.com/chamini2) ([#469](https://github.com/dbt-labs/dbt-spark/pull/469))
+- [@colin-rogers-dbt](https://github.com/colin-rogers-dbt) ([#462](https://github.com/dbt-labs/dbt-spark/pull/462))
+- [@dave-connors-3](https://github.com/dave-connors-3) ([#390](https://github.com/dbt-labs/dbt-spark/pull/390))
+- [@dbeatty10](https://github.com/dbeatty10) ([#454](https://github.com/dbt-labs/dbt-spark/pull/454), [#469](https://github.com/dbt-labs/dbt-spark/pull/469), [#474](https://github.com/dbt-labs/dbt-spark/pull/474))
+- [@graciegoheen](https://github.com/graciegoheen) ([#454](https://github.com/dbt-labs/dbt-spark/pull/454))
+- [@jpmmcneill](https://github.com/jpmmcneill) ([#471](https://github.com/dbt-labs/dbt-spark/pull/471))
+- [@ueshin](https://github.com/ueshin) ([#474](https://github.com/dbt-labs/dbt-spark/pull/474))