Dockerfile(deps): Bump composer from 8b4d59f to 307e4af

Bumps composer from `8b4d59f` to `307e4af`.

---
updated-dependencies:
- dependency-name: composer
  dependency-version: 2.9.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Dockerfile

@@ -1,4 +1,4 @@
-FROM composer:2.9.2@sha256:8b4d59fde3bd505c5fef70c9f8d5c05e92af811fed037dad12869b373925ed31 AS builder
+FROM composer:2.9.2@sha256:307e4af1e1206be7508243afa28a0bec8fc8255ce875a16d85a69c2689ea8b1a AS builder
 
 COPY composer.json /app/
 COPY composer.lock /app/