build(deps): bump oss-fuzz-base/base-builder-go in /.clusterfuzzlite

Bumps oss-fuzz-base/base-builder-go from `9a47ebe` to `9bf7fad`.

---
updated-dependencies:
- dependency-name: oss-fuzz-base/base-builder-go
  dependency-type: direct:production
...

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

.clusterfuzzlite/Dockerfile

@@ -1,4 +1,4 @@
-FROM gcr.io/oss-fuzz-base/base-builder-go@sha256:9a47ebe4dc1d194ed95889081b5802d77616151da508cb1f62f7857d7f3c4f00
+FROM gcr.io/oss-fuzz-base/base-builder-go@sha256:9bf7fad8ca02443224c7518392d80c97a62b8cb0822f03aadf9193a7e27346f0
 
 COPY . $SRC/skipper
 COPY ./.clusterfuzzlite/build.sh $SRC/