[Swift Export] Fix test infrastructure according to the review

native/swift/sir-analysis-api/build.gradle.kts

@@ -31,13 +31,6 @@ sourceSets {
     }
 }
 
-kotlin {
-    compilerOptions {
-        freeCompilerArgs.add("-Xcontext-receivers")
-    }
-}
-
-
 projectTest(jUnitMode = JUnitMode.JUnit5) {
     dependsOn(":dist")
     workingDir = rootDir

native/swift/sir-analysis-api/tests/org/jetbrains/kotlin/sir/analysisapi/AbstractKotlinSirContextTest.kt

@@ -49,12 +49,12 @@ abstract class AbstractKotlinSirContextTestBase : AbstractAnalysisApiBasedTest()
         val ktFiles = moduleStructure.modules
             .flatMap { testServices.ktModuleProvider.getModuleFiles(it).filterIsInstance<KtFile>() }
 
-        val module = buildModule() {
+        val module = buildModule {
             val sirFactory = SirGenerator()
             ktFiles.forEach { file ->
                 declarations += sirFactory.build(file)
             }
-        }.build()
+        }
 
         val actual = buildString {
             module.declarations