FIR2IR strip annotations from IrConst type

compiler/testData/ir/irText/types/nullChecks/enhancedNullability.ir.txt

@@ -40,6 +40,8 @@ FILE fqName:<root> fileName:/enhancedNullability.kt
         s: CALL 'public open fun nullString (): @[FlexibleNullability] kotlin.String? declared in <root>.J' type=@[FlexibleNullability] kotlin.String? origin=null
       CALL 'public open fun use (s: @[EnhancedNullability] kotlin.String): kotlin.Unit declared in <root>.J' type=kotlin.Unit origin=null
         s: CALL 'public open fun notNullString (): @[EnhancedNullability] kotlin.String declared in <root>.J' type=@[EnhancedNullability] kotlin.String origin=null
+      CALL 'public open fun use (x: @[EnhancedNullability] kotlin.Int): kotlin.Unit declared in <root>.J' type=kotlin.Unit origin=null
+        x: CONST Int type=kotlin.Int value=42
   FUN name:testLocalVarUse visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
       VAR name:ns type:@[FlexibleNullability] kotlin.String? [val]

compiler/testData/ir/irText/types/nullChecks/enhancedNullability.kt

@@ -21,6 +21,7 @@ val testGlobalValGetter get() = J.notNullString()
 fun testJUse() {
     J.use(J.nullString())
     J.use(J.notNullString())
+    J.use(42)
 }
 
 fun testLocalVarUse() {
@@ -36,6 +37,7 @@ import org.jetbrains.annotations.*;
 
 public class J {
     public static void use(@NotNull String s) {}
+    public static void use(@NotNull Integer x) {}
     public static String nullString() { return null; }
     public static @NotNull String notNullString() { return null; }
 }

compiler/testData/ir/irText/types/nullChecks/enhancedNullability.kt.txt

@@ -25,6 +25,7 @@ val testGlobalValGetter: String
 fun testJUse() {
   use(s = nullString())
   use(s = notNullString())
+  use(x = 42)
 }
 
 fun testLocalVarUse() {
@@ -33,3 +34,4 @@ fun testLocalVarUse() {
   val nns: String = notNullString() /*!! String */
   use(s = nns)
 }
+