Fix equality comparison for inline class over inline class

^KT-54536: Fixed

compiler/testData/codegen/box/inlineClasses/kt54536.kt

@@ -0,0 +1,18 @@
+// WITH_STDLIB
+// WORKS_WHEN_VALUE_CLASS
+// LANGUAGE: +ValueClasses, +CustomEqualsInInlineClasses
+// TARGET_BACKEND: JVM_IR
+
+OPTIONAL_JVM_INLINE_ANNOTATION
+value class A(val x: Int) {
+    fun equals(other: A) = x % 5 == other.x % 5
+}
+
+OPTIONAL_JVM_INLINE_ANNOTATION
+value class B(val x: A)
+
+fun box() = if (B(A(0)) == B(A(5))) "OK" else "Fail"
+
+// CHECK_BYTECODE_TEXT
+// 0 INVOKESTATIC B.box-impl
+// 0 INVOKESTATIC A.box-impl