[chore] Set reference compiler version to 3.10.0-RC2 (#27036)

Author: WojciechMazur

docs/_docs/reference/error-codes/E233.md

@@ -179,10 +179,10 @@ val b = Specialized                       // error: Specialized may only be used
   |         trying to create a type synonym or a value with explicit type Specialized[X].  
   |       
    -----------------------------------------------------------------------------
--- [E233] Syntax Error: example.scala:9:5 --------------------------------------
+-- [E233] Syntax Error: example.scala:9:9 --------------------------------------
 9 |type W = Specialized[Int]                 // error: Specialized may only be used as a context bound    
-  |^^^^^^^^^^^^^^^^^^^^^^^^^
-  |Specialized may only be used as a context bound
+  |         ^^^^^^^^^^^^^^^^
+  |         Specialized may only be used as a context bound
   |-----------------------------------------------------------------------------
   | Explanation (enabled by `-explain`)
   |- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
@@ -228,3 +228,4 @@ inline trait Vec[T: Specialized](val x: T)
 
 inline def foo[T: Specialized](v: Vec[T]) = v.x
 ```
+

project/Versions.scala

@@ -12,7 +12,7 @@ object Versions {
    *
    *  Warning: Change of this variable needs to be consulted with `expectedTastyVersion`
    */
-  val referenceVersion = "3.10.0-RC1"
+  val referenceVersion = "3.10.0-RC2"
 
   /** Version of the Scala compiler targeted in the current release cycle
    *  Contains a version without RC/SNAPSHOT/NIGHTLY specific suffixes