JVM_IR: further refine synthetic accessor generation

References to protected members from crossinline lambdas in the same
package do not need accessors.

compiler/testData/codegen/bytecodeText/noAccessorForProtectedInSamePackageCrossinline.kt

@@ -0,0 +1,17 @@
+package a
+
+open class A {
+    protected fun protectedFun(): String = "OK"
+}
+
+inline fun foo(crossinline bar: () -> String) = object {
+    fun baz() = bar()
+}.baz()
+
+class BSamePackage: A() {
+    fun test(): String = foo {
+        protectedFun()
+    }
+}
+
+// 0 INVOKESTATIC a/BSamePackage.access