message: Update changelog for release
  Acknowledging that apollo-graphql failed to release due to a lack
  of "actual" code changes. Will revisit.
diff: ## Upcoming
  - `apollo`
  - - Add support for graphql version ^15 [#1743](https://github.com/apollographql/apollo-tooling/pull/1743)
  + - <First `apollo` related entry goes here>
  - `apollo-codegen-flow`
  - <First `apollo-codegen-flow` related entry goes here>
  - `apollo-codegen-scala`
  - `apollo-env`
  - <First `apollo-env` related entry goes here>
  - `apollo-graphql`
  - - Add support for graphql version ^15 [#1743](https://github.com/apollographql/apollo-tooling/pull/1743)
  + - <First `apollo-graphql` related entry goes here>
  - `apollo-language-server`
  - - Fix definition navigation for vscode using localSchemaFile [#1996](https://github.com/apollographql/apollo-tooling/pull/1996)
  - - Add support for graphql version ^15 [#1743](https://github.com/apollographql/apollo-tooling/pull/1743)
  + - <First `apollo-language-server` related entry goes here>
  - `apollo-tools`
  - <First `apollo-tools` related entry goes here>
  - `vscode-apollo`
  + - <First `vscode-apollo` related entry goes here>
  +
  +## `apollo@2.29.0`
  +
  +- `apollo@2.29.0`
  + - Add support for graphql version ^15 [#1743](https://github.com/apollographql/apollo-tooling/pull/1743)
  +- `apollo-language-server@1.23.0`
  + - Fix definition navigation for vscode using localSchemaFile [#1996](https://github.com/apollographql/apollo-tooling/pull/1996)
  + - Add support for graphql version ^15 [#1743](https://github.com/apollographql/apollo-tooling/pull/1743)
  +- `vscode-apollo@1.16.4`
  - Fix definition navigation for vscode using localSchemaFile [#1996](https://github.com/apollographql/apollo-tooling/pull/1996)
  - Fix 'Apollo: Show Status' command. [#2004](https://github.com/apollographql/apollo-tooling/pull/2004)
  