Add JVM target bytecode version 15

#KT-41916 Fixed

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2JVMCompilerArguments.kt

@@ -71,7 +71,7 @@ class K2JVMCompilerArguments : CommonCompilerArguments() {
     @Argument(
         value = "-jvm-target",
         valueDescription = "<version>",
-        description = "Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12, 13 or 14), default is 1.6"
+        description = "Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12, 13, 14 or 15), default is 1.6"
     )
     var jvmTarget: String? by NullableStringFreezableVar(JvmTarget.DEFAULT.description)
 

compiler/config.jvm/src/org/jetbrains/kotlin/config/JvmTarget.kt

@@ -28,6 +28,7 @@ enum class JvmTarget(override val description: String) : TargetPlatformVersion {
     JVM_12("12"),
     JVM_13("13"),
     JVM_14("14"),
+    JVM_15("15"),
     ;
 
     val bytecodeVersion: Int by lazy {
@@ -40,6 +41,7 @@ enum class JvmTarget(override val description: String) : TargetPlatformVersion {
             JVM_12 -> Opcodes.V12
             JVM_13 -> Opcodes.V12 + 1
             JVM_14 -> Opcodes.V12 + 2
+            JVM_15 -> Opcodes.V12 + 3
         }
     }
 

compiler/testData/cli/jvm/help.out

@@ -6,7 +6,7 @@ where possible options include:
   -include-runtime           Include Kotlin runtime into the resulting JAR
   -java-parameters           Generate metadata for Java 1.8 reflection on method parameters
   -jdk-home <path>           Include a custom JDK from the specified location into the classpath instead of the default JAVA_HOME
-  -jvm-target <version>      Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12, 13 or 14), default is 1.6
+  -jvm-target <version>      Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12, 13, 14 or 15), default is 1.6
   -module-name <name>        Name of the generated .kotlin_module file
   -no-jdk                    Don't automatically include the Java runtime into the classpath
   -no-reflect                Don't automatically include Kotlin reflection into the classpath

compiler/testData/cli/jvm/wrongJvmTargetVersion.out

@@ -1,3 +1,3 @@
 error: unknown JVM target version: 1.5
-Supported versions: 1.6, 1.8, 9, 10, 11, 12, 13, 14
+Supported versions: 1.6, 1.8, 9, 10, 11, 12, 13, 14, 15
 COMPILATION_ERROR

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinJvmOptions.kt

@@ -23,8 +23,8 @@ interface KotlinJvmOptions  : org.jetbrains.kotlin.gradle.dsl.KotlinCommonOption
      var jdkHome: kotlin.String?
 
     /**
-     * Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12, 13 or 14), default is 1.6
-     * Possible values: "1.6", "1.8", "9", "10", "11", "12", "13", "14"
+     * Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12, 13, 14 or 15), default is 1.6
+     * Possible values: "1.6", "1.8", "9", "10", "11", "12", "13", "14", "15"
      * Default value: "1.6"
      */
      var jvmTarget: kotlin.String