Fix evaluation part of the scripting API - mostly renaming

libraries/scripting/common/src/kotlin/script/experimental/api/scriptCompilation.kt

@@ -130,5 +130,5 @@ interface CompiledScript<out ScriptBase : Any> {
 
     val compilationConfiguration: ScriptCompilationConfiguration
 
-    suspend fun instantiate(scriptEvaluationConfiguration: ScriptEvaluationConfiguration?): ResultWithDiagnostics<ScriptBase>
+    suspend fun getClass(scriptEvaluationConfiguration: ScriptEvaluationConfiguration?): ResultWithDiagnostics<KClass<*>>
 }

libraries/scripting/common/src/kotlin/script/experimental/api/scriptEvaluation.kt

@@ -20,7 +20,7 @@ class ScriptEvaluationConfiguration(baseEvaluationEnvironments: Iterable<ScriptE
     ) : this(baseConfigurations.asIterable(), body)
 
     class Builder internal constructor(baseEvaluationEnvironments: Iterable<ScriptEvaluationConfiguration>) :
-        ScriptCompilationConfigurationKeys,
+        ScriptEvaluationConfigurationKeys,
         PropertiesCollection.Builder(baseEvaluationEnvironments)
 
     companion object : ScriptEvaluationConfigurationKeys