fix: Dockerfile to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-DEBIAN11-CURL-1585150
- https://snyk.io/vuln/SNYK-DEBIAN11-CURL-2936229
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-5927133
- https://snyk.io/vuln/SNYK-DEBIAN11-GLIBC-5927133
- https://snyk.io/vuln/SNYK-DEBIAN11-NGHTTP2-5953384

Dockerfile

@@ -5,7 +5,7 @@ COPY . /usr/src/goof
 WORKDIR /usr/src/goof
 RUN --mount=target=$HOME/.m2,type=cache mvn install
 
-FROM tomcat:8.5.73
+FROM tomcat:8.5.100
 
 RUN mkdir /tmp/extracted_files
 COPY --chown=tomcat:tomcat web.xml /usr/local/tomcat/conf/web.xml