Use eclipse-temurin image instead of deprecated openjdk

Author: mmorel-35

test/e2e/docker/Dockerfile.tool

@@ -1,27 +1,28 @@
-FROM openjdk:8
+FROM eclipse-temurin:8
+
+RUN apt-get update \
+ && apt-get install -y --no-install-recommends git \
+ && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /tests
 
 ARG COMMIT_HASH=b6efe6af0a5499502b8cf8b76c7351e3f172a616
 
 ADD https://github.com/apache/skywalking-agent-test-tool/archive/${COMMIT_HASH}.tar.gz .
 
-RUN tar -xf ${COMMIT_HASH}.tar.gz --strip 1
-
-RUN rm ${COMMIT_HASH}.tar.gz
+RUN tar -xf ${COMMIT_HASH}.tar.gz --strip 1 \
+  && rm ${COMMIT_HASH}.tar.gz \
+  && ./mvnw -B -DskipTests package
 
-RUN ./mvnw -B -DskipTests package
-
-FROM openjdk:8
+FROM eclipse-temurin:8
 
 EXPOSE 19876 12800
 
 WORKDIR /tests
 
 COPY --from=0 /tests/dist/skywalking-mock-collector.tar.gz /tests
 
-RUN tar -xf skywalking-mock-collector.tar.gz --strip 1
-
-RUN chmod +x bin/collector-startup.sh
+RUN tar -xf skywalking-mock-collector.tar.gz --strip 1 \
+  && chmod +x bin/collector-startup.sh
 
 ENTRYPOINT bin/collector-startup.sh