chore(deps): bump the coder-image group across 2 directories with 1 update (#234)

Bumps the coder-image group with 1 update in the /heroku directory: [coder/coder](https://github.com/coder/coder).
Bumps the coder-image group with 1 update in the /render directory: [coder/coder](https://github.com/coder/coder).


Updates `coder/coder` from v2.26.1 to v2.27.0
- [Release notes](https://github.com/coder/coder/releases)
- [Changelog](https://github.com/coder/coder/blob/main/release.key)
- [Commits](coder/coder@v2.26.1...v2.27.0)

Updates `coder/coder` from v2.26.1 to v2.27.0
- [Release notes](https://github.com/coder/coder/releases)
- [Changelog](https://github.com/coder/coder/blob/main/release.key)
- [Commits](coder/coder@v2.26.1...v2.27.0)

---
updated-dependencies:
- dependency-name: coder/coder
  dependency-version: v2.27.0
  dependency-type: direct:production
  dependency-group: coder-image
- dependency-name: coder/coder
  dependency-version: v2.27.0
  dependency-type: direct:production
  dependency-group: coder-image
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

heroku/Dockerfile

@@ -1,3 +1,3 @@
-FROM ghcr.io/coder/coder:v2.26.1
+FROM ghcr.io/coder/coder:v2.27.0
 ENV CODER_TELEMETRY_INSTALL_SOURCE=heroku
 ENTRYPOINT []

render/Dockerfile

@@ -1,4 +1,4 @@
-FROM ghcr.io/coder/coder:v2.26.1
+FROM ghcr.io/coder/coder:v2.27.0
 ARG RENDER_EXTERNAL_URL
 ENV CODER_HTTP_ADDRESS=0.0.0.0:3000
 ENV CODER_ACCESS_URL=${RENDER_EXTERNAL_URL}