.drone.yml: give tons of RAM to sbt

It can use up to 40 threads at once on the CI, so this makes some sense.

Author: smarter

.drone.yml

@@ -5,8 +5,8 @@ pipeline:
     commands:
       - ln -s /var/cache/drone/scala-scala scala-scala
       - ./scripts/update-scala-library
-      - sbt -J-Xmx1536m -Ddotty.drone.mem=4096m -ivy /var/cache/drone/ivy2 publishLocal
-      - sbt -J-Xmx1536m -Ddotty.drone.mem=4096m -ivy /var/cache/drone/ivy2 "${TEST}"
+      - sbt -J-Xmx4096m -J-XX:ReservedCodeCacheSize=512m -Ddotty.drone.mem=4096m -ivy /var/cache/drone/ivy2 publishLocal
+      - sbt -J-Xmx4096m -J-XX:ReservedCodeCacheSize=512m -Ddotty.drone.mem=4096m -ivy /var/cache/drone/ivy2 "${TEST}"
 
 matrix:
   TEST: