chore(deps): Update nginx Docker tag to v1.23.1 (#196)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Dockerfile

@@ -22,6 +22,6 @@ RUN ./node_modules/.bin/gulp homepage:build
 
 #------- Copy to nginx
 
-FROM nginx:1.19.4-alpine
+FROM nginx:1.23.1-alpine
 
 COPY --from=builder /app/dist/homepage /usr/share/nginx/html