fix: adservice dockerfile (#2)

Author: rappizs

src/adservice/Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM --platform=$BUILDPLATFORM eclipse-temurin:21.0.5_11-jdk@sha256:a20cfa6afdbf57ff2c4de77ae2d0e3725a6349f1936b5ad7c3d1b06f6d1b840a AS builder
+FROM --platform=$BUILDPLATFORM eclipse-temurin:21.0.7_6-jdk AS builder
 
 WORKDIR /app
 
@@ -25,7 +25,7 @@ COPY . .
 RUN chmod +x gradlew
 RUN ./gradlew installDist
 
-FROM eclipse-temurin:21.0.5_11-jre-alpine@sha256:4300bfe1e11f3dfc3e3512f39939f9093cf18d0e581d1ab1ccd0512f32fe33f0
+FROM eclipse-temurin:21.0.7_6-jre-alpine
 
 # @TODO: https://github.com/GoogleCloudPlatform/microservices-demo/issues/2517
 # Download Stackdriver Profiler Java agent