compiler testdata: s/trait/interface

compiler/testData/diagnostics/tests/generics/argumentsForT.kt

@@ -2,6 +2,6 @@
 
 fun <T> foo(t: T<!WRONG_NUMBER_OF_TYPE_ARGUMENTS!><String, Int><!>) {}
 
-trait A
+interface A
 class B<T: A>
 fun <T> foo1(t: T<!WRONG_NUMBER_OF_TYPE_ARGUMENTS!><B<<!UPPER_BOUND_VIOLATED!>String<!>>><!>) {}

compiler/testData/diagnostics/tests/generics/recursive.kt

@@ -1,6 +1,6 @@
 // !DIAGNOSTICS: -ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE -UNUSED_VALUE
 
-trait Rec<T>
+interface Rec<T>
 class A : Rec<A>
 class B : Rec<B>
 

compiler/testData/diagnostics/tests/generics/resolveGenericBoundsBeforeSupertypes.kt

@@ -2,6 +2,6 @@
 
 object O : Tr<V<*>>
 
-trait Tr<T>
+interface Tr<T>
 
 class V<out S>

compiler/testData/diagnostics/tests/generics/varProjection/setterNotProjectedOutAssign.kt

@@ -1,5 +1,5 @@
 // !CHECK_TYPE
-trait Tr<T> {
+interface Tr<T> {
     var v: Tr<T>
 }
 

compiler/testData/diagnostics/tests/generics/varProjection/setterProjectedOutAssign.kt

@@ -1,7 +1,7 @@
 // !DIAGNOSTICS: -UNREACHABLE_CODE -UNUSED_PARAMETER
 // !CHECK_TYPE
 // t is unused due to KT-4233
-trait Tr<T> {
+interface Tr<T> {
     var v: T
 }
 

compiler/testData/diagnostics/tests/generics/varProjection/setterProjectedOutNoPlusAssign.kt

@@ -1,5 +1,5 @@
 // !DIAGNOSTICS: -UNREACHABLE_CODE
-trait Tr<T> {
+interface Tr<T> {
     var v: T
 }
 

compiler/testData/diagnostics/tests/generics/varProjection/setterProjectedOutPlusAssignDefined.kt

@@ -1,5 +1,5 @@
 // !DIAGNOSTICS: -UNREACHABLE_CODE
-trait Tr<T> {
+interface Tr<T> {
     var v: T
 }