Move stub building from psi module to analysis module

analysis/decompiled/decompiler-to-file-stubs/testData/clsFileStubBuilder/Sealed/Sealed.kt

@@ -0,0 +1,6 @@
+package test
+
+sealed class Sealed {
+    class Nested: Sealed()
+    object Top: Sealed()
+}

analysis/decompiled/decompiler-to-file-stubs/testData/clsFileStubBuilder/Sealed/Sealed.txt

@@ -0,0 +1,33 @@
+PsiJetFileStubImpl[package=test]
+  PACKAGE_DIRECTIVE
+    REFERENCE_EXPRESSION[referencedName=test]
+  IMPORT_LIST
+  CLASS[classId=test/Sealed, fqName=test.Sealed, isEnumEntry=false, isInterface=false, isLocal=false, isTopLevel=true, name=Sealed, superNames=[]]
+    MODIFIER_LIST[public sealed]
+    PRIMARY_CONSTRUCTOR
+      MODIFIER_LIST[protected]
+      VALUE_PARAMETER_LIST
+    CLASS_BODY
+      CLASS[classId=test/Sealed.Nested, fqName=test.Sealed.Nested, isEnumEntry=false, isInterface=false, isLocal=false, isTopLevel=false, name=Nested, superNames=[Sealed]]
+        MODIFIER_LIST[public final]
+        PRIMARY_CONSTRUCTOR
+          MODIFIER_LIST[public]
+          VALUE_PARAMETER_LIST
+        SUPER_TYPE_LIST
+          SUPER_TYPE_ENTRY
+            TYPE_REFERENCE
+              USER_TYPE
+                USER_TYPE
+                  REFERENCE_EXPRESSION[referencedName=test]
+                REFERENCE_EXPRESSION[referencedName=Sealed]
+        CLASS_BODY
+      OBJECT_DECLARATION[classId=test/Sealed.Top, fqName=test.Sealed.Top, isCompanion=false, isLocal=false, isObjectLiteral=false, isTopLevel=false, name=Top, superNames=[Sealed]]
+        MODIFIER_LIST[public]
+        SUPER_TYPE_LIST
+          SUPER_TYPE_ENTRY
+            TYPE_REFERENCE
+              USER_TYPE
+                USER_TYPE
+                  REFERENCE_EXPRESSION[referencedName=test]
+                REFERENCE_EXPRESSION[referencedName=Sealed]
+        CLASS_BODY