Release Scala 3.8.3-RC1

Signed-off-by: Wojciech Mazur <wmazur@virtuslab.com>

Author: WojciechMazur

project/Build.scala

@@ -60,7 +60,7 @@ object Build {
    *
    *  Warning: Change of this variable needs to be consulted with `expectedTastyVersion`
    */
-  val referenceVersion = "3.8.2-RC3"
+  val referenceVersion = "3.8.2"
 
   /** Version of the Scala compiler targeted in the current release cycle
    *  Contains a version without RC/SNAPSHOT/NIGHTLY specific suffixes
@@ -98,7 +98,7 @@ object Build {
    *      - in release candidate branch is experimental if {patch == 0}
    *      - in stable release is always non-experimetnal
    */
-  val expectedTastyVersion = "28.9-experimental-1"
+  val expectedTastyVersion = "28.8"
   checkReleasedTastyVersion()
 
   /** Final version of Scala compiler, controlled by environment variables. */

tasty/src/dotty/tools/tasty/TastyFormat.scala

@@ -325,7 +325,7 @@ object TastyFormat {
    *  compatibility, but remains backwards compatible, with all
    *  preceding `MinorVersion`.
    */
-  final val MinorVersion: Int = 9
+  final val MinorVersion: Int = 8
 
   /** Natural Number. The `ExperimentalVersion` allows for
    *  experimentation with changes to TASTy without committing
@@ -341,7 +341,7 @@ object TastyFormat {
    *  is able to read final TASTy documents if the file's
    *  `MinorVersion` is strictly less than the current value.
    */
-  final val ExperimentalVersion: Int = 1
+  final val ExperimentalVersion: Int = 0
 
   /**This method implements a binary relation (`<:<`) between two TASTy versions.
    *