Remove no-longer-applicable diagnostic matches

These resulted from the Java compiler exploring NotNull and other Kotlin-emitted annotations, which it no longer does because it finds a .class trap file already present and truncates its class-graph walk

java/ql/test/kotlin/library-tests/annotations/jvmName/test.kt

@@ -16,9 +16,3 @@ class X {
 annotation class Ann(
     val p: Int,
     @get:JvmName("w") val q: Int)
-
-// Diagnostic Matches: Incomplete annotation: @kotlin.jvm.JvmName(name="changeY")
-// Diagnostic Matches: Incomplete annotation: @kotlin.jvm.JvmName(name="getX_prop")
-// Diagnostic Matches: Incomplete annotation: @kotlin.jvm.JvmName(name="method")
-// Diagnostic Matches: Incomplete annotation: @kotlin.jvm.JvmName(name="y")
-// Diagnostic Matches: Unknown location for kotlin.jvm.JvmName

java/ql/test/kotlin/library-tests/arrays-with-variances/takesArrayList.kt

@@ -110,6 +110,3 @@ public class TakesArrayList {
   fun inInArrayComparableAny(c: Comparable<Array<in Array<in Any>>>) { }
 
 }
-
-// Diagnostic Matches: Completion failure for type: org.jetbrains.annotations.NotNull
-// Diagnostic Matches: Unknown location for org.jetbrains.annotations.NotNull

java/ql/test/kotlin/library-tests/extensions/extensions.kt

@@ -30,6 +30,3 @@ fun foo() {
     fun String.baz(p1: String): String { return "Baz" }
     "someString".baz("bazParam")
 }
-
-// Diagnostic Matches: Completion failure for type: org.jetbrains.annotations.NotNull
-// Diagnostic Matches: Unknown location for org.jetbrains.annotations.NotNull

java/ql/test/kotlin/library-tests/jvmoverloads_generics/test.kt

@@ -4,8 +4,3 @@ public class A {
   fun <T> genericFunctionWithOverloads(x: T? = null, y: List<T>? = null, z: T? = null): T? = z
 
 }
-
-// Diagnostic Matches: Completion failure for type: kotlin.jvm.JvmOverloads
-// Diagnostic Matches: Completion failure for type: org.jetbrains.annotations.Nullable
-// Diagnostic Matches: Unknown location for kotlin.jvm.JvmOverloads
-// Diagnostic Matches: Unknown location for org.jetbrains.annotations.Nullable