Get rid of redundant boxing when comparing inline class instances

^KT-33722: Fixed

compiler/testData/codegen/bytecodeText/inlineClasses/kt33722.kt

@@ -0,0 +1,17 @@
+// WITH_STDLIB
+// TARGET_BACKEND: JVM_IR
+
+fun foo() {
+    val result = Result.success("yes!")
+    val other = Result.success("nope")
+
+    result == other
+    result != other
+
+    result.equals(other)
+    !result.equals(other)
+}
+
+// CHECK_BYTECODE_TEXT
+// 0 INVOKESTATIC kotlin/Result.box-impl
+// 4 INVOKESTATIC kotlin/Result.equals-impl0