[FIR IDE] Add separate test data for descriptor-based Analysis API implementation

analysis/analysis-api/testData/components/declarationRenderer/annotation.descriptors.rendered

@@ -0,0 +1,16 @@
+@Target(allowedTargets = NOT_CONST_EXPRESSION) annotation class base
+@base annotation class derived
+@base class correct {
+    constructor(x: Int)
+    @base constructor()
+    @base val x: Int
+}
+@base enum class My {
+    FIRST,
+    SECOND,
+}
+@base fun foo(@base y: @base Int): Int {
+    @base fun bar(@base z: @base Int): Int
+    @base val local: Int
+}
+@base val z: Int

analysis/analysis-api/testData/components/declarationRenderer/typeParameterVsNested.descriptors.rendered

@@ -0,0 +1,9 @@
+interface Some
+abstract class My<T : Some> {
+    abstract val x: T
+    abstract val y: My<Some>.T
+    abstract val z: My<Some>.T
+    abstract fun foo(arg: T)
+    abstract class Some : My<Some>.T
+    open inner class T
+}

analysis/analysis-api/testData/components/declarationRenderer/where.descriptors.rendered

@@ -0,0 +1,3 @@
+interface A
+interface B
+class C<T : A & B>