Bump gradle from 7.6.0-jdk17 to 8.1.0-jdk17

dependabot[bot] · web-flow · commit cccad0be9431 · 2023-04-17T13:30:31.000Z
Bumps gradle from 7.6.0-jdk17 to 8.1.0-jdk17.

---
updated-dependencies:
- dependency-name: gradle
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] &lt;support@github.com&gt;
diff --git a/Dockerfile b/Dockerfile
@@ -1,5 +1,5 @@
 # Dockerfile for a kotlin ktor server project
-FROM gradle:7.6.0-jdk17 as builder
+FROM gradle:8.1.0-jdk17 as builder
 WORKDIR /home/gradle/src
 COPY . .
 RUN gradle build
