Use our own primitive boxing methods in coroutines codegen

#KT-26490 Fixed

compiler/testData/codegen/bytecodeText/boxing/crossinlineSuspend.kt

@@ -0,0 +1,9 @@
+// !LANGUAGE: +ReleaseCoroutines
+
+inline fun inlineMe(crossinline c: suspend () -> Int): suspend () -> Int {
+    val i: suspend () -> Int = { c() + c() }
+    return i
+}
+
+// 1 valueOf
+// 0 boxInt

compiler/testData/codegen/bytecodeText/boxing/inlineSuspend.kt

@@ -0,0 +1,9 @@
+// !LANGUAGE: +ReleaseCoroutines
+
+inline suspend fun inlineMe() = 1000
+
+// inlineMe$$forInline : valueOf
+// inlineMe : boxInt
+
+// 1 valueOf
+// 1 boxInt

compiler/testData/codegen/bytecodeText/boxing/suspend.kt

@@ -0,0 +1,6 @@
+// !LANGUAGE: +ReleaseCoroutines
+
+suspend fun produce(): Int = 1000
+
+// 0 valueOf
+// 1 boxInt