Fix failing test because of lack of inference annotation

LINENUMBER was incremented because of added import

compiler/testData/codegen/bytecodeText/coroutines/debug/localVariableCorrectLabel.kt

@@ -1,6 +1,7 @@
 // LANGUAGE_VERSION: 1.3
 
 import kotlin.sequences.*
+import kotlin.experimental.*
 
 fun main(args: Array<String>) {
     val s = sequence {
@@ -11,7 +12,9 @@ fun main(args: Array<String>) {
     println(s.toList())
 }
 
+@UseExperimental(ExperimentalTypeInference::class)
+@BuilderInference
 suspend fun SequenceScope<Int>.awaitSeq(): Int = 42
 
 // 1 LOCALVARIABLE a I L19 L23 3
-// 1 LINENUMBER 9 L19
+// 1 LINENUMBER 10 L19