Bump alpine from 3.17.2 to 3.20.1 (#175)

Bumps alpine from 3.17.2 to 3.20.1.

Author: dependabot[bot]

Dockerfile

@@ -7,7 +7,7 @@ RUN         curl -#L -o webhook.tar.gz https://api.github.com/repos/adnanh/webho
             go get -d && \
             go build -ldflags="-s -w" -o /usr/local/bin/webhook
 
-FROM        alpine:3.17.2
+FROM        alpine:3.20.1
 RUN         apk add --update --no-cache curl jq tini tzdata
 COPY        --from=BUILD_IMAGE /usr/local/bin/webhook /usr/local/bin/webhook
 WORKDIR     /config