[FIR] add tests on external annotations

Tests are excluded in COMPILED_JAVA mode because in this
mode external annotations are not present at all

^KT-62310

analysis/analysis-api/testData/symbols/symbolByReference/javaMethodWithNotNullAnnotation.kt

@@ -0,0 +1,11 @@
+// FILE: main.kt
+fun some() {
+  JavaClass().f<caret>oo();
+}
+// FILE: JavaClass.java
+import import org.jetbrains.annotations.NotNull;
+
+public class JavaClass {
+  @NotNull
+  public String foo() {};
+}