Changelog for v2.0.0 (#668)

<!-- The PR description should answer 2 (maybe 3) important questions:
-->

### What

Update changelog and version for release `v2.0.0`.

Author: danieljharvey

.github/workflows/cargo-audit.yaml

@@ -25,7 +25,9 @@ jobs:
 
       - if: steps.changes.outputs.cargo == 'true'
         name: install tools
-        run: rustup show
+        run: |
+          rustup show
+          cargo install cargo-audit
 
       - if: steps.changes.outputs.cargo == 'true'
         uses: Swatinem/rust-cache@v2

Cargo.lock

@@ -1,7 +1,7 @@
 [workspace]
 resolver = "2"
 
-package.version = "1.2.0"
+package.version = "2.0.0"
 package.edition = "2021"
 package.license = "Apache-2.0"
 

Cargo.toml

@@ -6,6 +6,12 @@
 
 ### Changed
 
+### Fixed
+
+## [v2.0.0] - 2025-01-09
+
+### Changed
+
 - When updating configuration, if collection or field name is customized, keep the customized name.
 
 ### Fixed
@@ -370,7 +376,8 @@ Initial release.
 
 <!-- end -->
 
-[Unreleased]: https://github.com/hasura/ndc-postgres/compare/v1.2.0...HEAD
+[Unreleased]: https://github.com/hasura/ndc-postgres/compare/v2.0.0...HEAD
+[v2.0.0]: https://github.com/hasura/ndc-postgres/releases/tag/v2.0.0
 [v1.2.0]: https://github.com/hasura/ndc-postgres/releases/tag/v1.2.0
 [v1.1.2]: https://github.com/hasura/ndc-postgres/releases/tag/v1.1.2
 [v1.1.1]: https://github.com/hasura/ndc-postgres/releases/tag/v1.1.1