chore(deps): update cgr.dev/chainguard/wolfi-base:latest docker digest to 7988406

Author: renovate[bot]

Dockerfile

@@ -6,7 +6,7 @@ ARG branch=master
 ENV BRANCH=${branch}
 RUN make release && cp release/file_exporter /go/bin/file_exporter
 
-FROM cgr.dev/chainguard/wolfi-base:latest@sha256:52f88fede0eba350de7be98a4a803be5072e5ddcd8b5c7226d3ebbcd126fb388 as base
+FROM cgr.dev/chainguard/wolfi-base:latest@sha256:79884062be1fd5f698859ee4044c6d13729fabeb9eb1f34aacfc6120414f8a91 as base
 ENTRYPOINT ["/usr/bin/tini", "--", "/usr/bin/file_exporter"]
 RUN apk update && apk add tini
 RUN adduser -D -u 999 file_exporter