Fix explicit 'equals' for primitive types

compiler/testData/codegen/box/platformTypes/primitives/equalsNull.kt

@@ -1,10 +1,7 @@
 // IGNORE_BACKEND_FIR: JVM_IR
 // TARGET_BACKEND: JVM
 // WITH_RUNTIME
-// FILE: equalsNull_lv12.kt
-
-// IGNORE_BACKEND: JVM_IR
-// ^ TODO: fix intrinsic for 'equals' for boxed primitives
+// FILE: equalsNull.kt
 
 import kotlin.test.*
 

compiler/testData/codegen/box/platformTypes/primitives/equalsNull_withExplicitFlag.kt

@@ -4,8 +4,7 @@
 // WITH_RUNTIME
 // FILE: equalsNull_withExplicitFlag.kt
 
-// Should be ignored on JVM IR.
-// ^ TODO: fix intrinsic for 'equals' for boxed primitives
+// IGNORE_BACKEND: JVM_IR
 // JVM_IR supports behavior since Kotlin 1.3,
 // and '-Xno-exception-on-explicit-equals-for-boxed-null' is a fallback flag introduced in 1.2.