[FIR] Include generated declarations into FIR dump in tests

Also include non root package directive of FirFile to dump

compiler/fir/analysis-tests/testData/resolve/diagnostics/multipleBounds.fir.txt

@@ -1,4 +1,6 @@
 FILE: multipleBounds.kt
+    package Jet87
+
     public open class A : R|kotlin/Any| {
         public constructor(): R|Jet87/A| {
             super<R|kotlin/Any|>()

compiler/fir/analysis-tests/testData/resolve/diagnostics/testIllegalAnnotationClass.fir.txt

@@ -1,4 +1,6 @@
 FILE: KotlinImporterComponent.kt
+    package simulation
+
     @R|simulation/State|(name = String(AutoImportedSourceRoots)) public final class KotlinImporterComponent : R|kotlin/Any| {
         public constructor(): R|simulation/KotlinImporterComponent| {
             super<R|kotlin/Any|>()

compiler/fir/analysis-tests/testData/resolve/diagnostics/typeArgumentsNotAllowed.fir.txt

@@ -1,4 +1,6 @@
 FILE: typeArgumentsNotAllowed.kt
+    package rest
+
     public abstract class Foo<T> : R|kotlin/Any| {
         public constructor<T>(): R|rest/Foo<T>| {
             super<R|kotlin/Any|>()