Update nginx:1.29.4-alpine Docker digest to b0f7830

Author: renovate[bot]

Dockerfile

@@ -34,7 +34,7 @@ EOF
 # Fix folder permissions, which apparently docker now creates without the exec bit.
 RUN find -type d -perm -004 -print0 | xargs -0 chmod +rx
 
-FROM nginx:1.29.4-alpine@sha256:66d420cc54ef85bcc1d72220e83d7aaa6c4850bd2904794e3a56f09fd4ccb66e
+FROM nginx:1.29.4-alpine@sha256:b0f7830b6bfaa1258f45d94c240ab668ced1b3651c8a222aefe6683447c7bf55
 
 COPY nginx.conf /etc/nginx/
 COPY --from=build /build /usr/share/nginx/html/