backpublish 2.0.0-M3 for Scala 3.0.0-M3

Author: SethTisue

.travis.yml

@@ -6,15 +6,10 @@ language: scala
 
 scala:
   - 3.0.0-M3
-  - 3.0.0-M2
-  - 2.12.12
-  - 2.13.4
 
 env:
   - SCALAJS_VERSION=         ADOPTOPENJDK=8
   - SCALAJS_VERSION=1.3.1    ADOPTOPENJDK=8
-  - SCALAJS_VERSION=         ADOPTOPENJDK=11
-  - SCALAJS_VERSION=         ADOPTOPENJDK=15
 
 install:
   - git fetch --tags # get all tags for sbt-dynver