fix: utils/docker/wallet.Dockerfile to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-DEBIAN11-GNUTLS28-6062102
- https://snyk.io/vuln/SNYK-DEBIAN11-PERL-6085272
- https://snyk.io/vuln/SNYK-DEBIAN11-TAR-3253527
- https://snyk.io/vuln/SNYK-DEBIAN11-UTILLINUX-6508632
- https://snyk.io/vuln/SNYK-DEBIAN11-ZLIB-6008961

utils/docker/wallet.Dockerfile

@@ -1,4 +1,4 @@
-FROM debian:bullseye-20240110-slim
+FROM debian:bullseye-20240408-slim
 
 ARG DAEMON_CHAIN=seed.lethean.io:48782
 ENV DAEMON_CHAIN=${DAEMON_CHAIN}