removed note about reusing cache for now

to avoid confusion

gradle/content.md

@@ -11,12 +11,3 @@
 Run this from the directory of the Gradle project you want to build.
 
 `docker run --rm -v "$PWD":/project -w /project --name gradle gradle:alpine gradle <gradle-task>`
-
-## Reusing the Gradle cache
-
-The local Gradle cache can be reused across containers by creating a volume and mounting it in */home/gradle/.gradle*.
-
-```console
-docker volume create --name gradle-cache
-docker run -it -v gradle-cache:/home/gradle/.gradle gradle:alpine gradle build
-```