FIR: use Java 8 rules in not implemented checker

compiler/testData/diagnostics/testsWithStdLib/annotations/jvmDefault/superCallAmbiguity2.fir.kt

@@ -25,7 +25,7 @@ class D : B, A {
     }
 }
 
-class E: B, A {
+<!MANY_INTERFACES_MEMBER_NOT_IMPLEMENTED!>class E<!>: B, A {
     fun foo() {
         super<B>.test()
     }

compiler/testData/diagnostics/testsWithStdLib/annotations/jvmDefault/superCallAmbiguity3.fir.kt

@@ -24,7 +24,7 @@ class D : B, A {
     }
 }
 
-class E: B, A {
+<!MANY_INTERFACES_MEMBER_NOT_IMPLEMENTED!>class E<!>: B, A {
     fun foo() {
         super<A>.test()
     }