chore(deps): update docker/dockerfile docker tag to v1.7.0 (#695)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| docker/dockerfile | syntax | minor | `1.6.0` -> `1.7.0` |

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.github/files/build/Dockerfile

@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.6.0@sha256:ac85f380a63b13dfcefa89046420e1781752bab202122f8f50032edf31be0021
+# syntax=docker/dockerfile:1.7.0@sha256:dbbd5e059e8a07ff7ea6233b213b36aa516b4c53c645f1817a4dd18b83cbea56
 FROM --platform=$BUILDPLATFORM busybox:1.36.1-uclibc@sha256:cc71f45a5a48738c4c295314b2bc9bcc18eb0c33e7bb127c3735b751b724141b AS env
 ARG TARGETPLATFORM
 RUN --mount=type=bind,source=artifact,target=artifact \