Psi2ir: ignore unresolved annotations

Note that the test is an exact copy of an existing test
missingDependencyNestedAnnotation, but with -Xuse-ir

compiler/testData/compileKotlinAgainstCustomBinaries/missingDependencyNestedAnnotationIr/library/a.kt

@@ -0,0 +1,6 @@
+package a
+
+interface A {
+    @Target(AnnotationTarget.CLASS, AnnotationTarget.FUNCTION, AnnotationTarget.TYPE_PARAMETER)
+    annotation class Anno(val value: String)
+}

compiler/testData/compileKotlinAgainstCustomBinaries/missingDependencyNestedAnnotationIr/library/b.kt

@@ -0,0 +1,9 @@
+package b
+
+import a.A
+
+@A.Anno("B")
+interface B {
+    @A.Anno("foo")
+    fun <@A.Anno("T") T> foo(t: T) = t
+}