*.gradle.kts: include project sources in script dependencies sources scope

^KT-39523 Fixed

idea/idea-analysis/src/org/jetbrains/kotlin/idea/caches/project/ScriptModuleInfos.kt

@@ -132,7 +132,9 @@ sealed class ScriptDependenciesSourceInfo(override val project: Project) : IdeaM
     override val binariesModuleInfo: ScriptDependenciesInfo
         get() = ScriptDependenciesInfo.ForProject(project)
 
-    override fun sourceScope(): GlobalSearchScope = KotlinSourceFilterScope.librarySources(
+    // include project sources because script dependencies sources may contain roots from project
+    // the main example is buildSrc for *.gradle.kts files
+    override fun sourceScope(): GlobalSearchScope = KotlinSourceFilterScope.projectAndLibrariesSources(
         ScriptConfigurationManager.getInstance(project).getAllScriptDependenciesSourcesScope(), project
     )
 

idea/idea-analysis/src/org/jetbrains/kotlin/idea/stubindex/KotlinSourceFilterScope.kt

@@ -157,7 +157,7 @@ class KotlinSourceFilterScope private constructor(
             includeProjectSourceFiles = true,
             includeLibrarySourceFiles = true,
             includeClassFiles = false,
-            includeScriptDependencies = false,
+            includeScriptDependencies = true,
             includeScriptsOutsideSourceRoots = true,
             project = project
         )