build(deps): bump philips-software/amp-devcontainer-cpp (#259)

Bumps [philips-software/amp-devcontainer-cpp](https://github.com/philips-software/amp-devcontainer) from 6.0.1 to v6.6.0.
- [Release notes](https://github.com/philips-software/amp-devcontainer/releases)
- [Changelog](https://github.com/philips-software/amp-devcontainer/blob/main/CHANGELOG.md)
- [Commits](philips-software/amp-devcontainer@v6.0.1...v6.6.0)

---
updated-dependencies:
- dependency-name: philips-software/amp-devcontainer-cpp
  dependency-version: v6.6.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

.devcontainer/Dockerfile

@@ -1,3 +1,3 @@
-FROM ghcr.io/philips-software/amp-devcontainer-cpp:6.0.1@sha256:0b238dbdd0e39a9704fc5317269f654b8bfd23868bad9491e806ae417d645352
+FROM ghcr.io/philips-software/amp-devcontainer-cpp:v6.6.0@sha256:3f65569a719ca9b2d996222bcdce3dfe9797903ba4c3aafff364fa6fe9ca114d
 
 HEALTHCHECK NONE