[FIR] Add cleanup of tower data for imports

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/body/resolve/FirBodyResolveTransformer.kt

@@ -50,6 +50,7 @@ open class FirBodyResolveTransformer(
         context.file = file
         packageFqName = file.packageFqName
         return withScopeCleanup(context.fileImportsScope) {
+            context.withTowerDataCleanup {
                 val importingScopes = createImportingScopes(file, session, components.scopeSession)
                 context.fileImportsScope += importingScopes
                 context.addNonLocalTowerDataElements(importingScopes.map { it.asTowerDataElement(isLocal = false) })
@@ -59,6 +60,7 @@ open class FirBodyResolveTransformer(
                 transformDeclarationContent(file, data) as CompositeTransformResult<FirFile>
             }
         }
+    }
 
     override fun <E : FirElement> transformElement(element: E, data: ResolutionMode): CompositeTransformResult<E> {
         @Suppress("UNCHECKED_CAST")