[FE 1.0] Don't try to report specialized resolution ambiguity error for builder inference if the corresponding substitutor is empty

^KT-50989 Fixed

compiler/testData/diagnostics/tests/inference/builderInference/kt50989.fir.kt

@@ -0,0 +1,7 @@
+// WITH_STDLIB
+
+fun main() {
+    <!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>buildList<!> {
+        <!OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(get(0))
+    }
+}

compiler/testData/diagnostics/tests/inference/builderInference/kt50989.kt

@@ -0,0 +1,7 @@
+// WITH_STDLIB
+
+fun main() {
+    <!NEW_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>buildList<!> {
+        <!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE, OVERLOAD_RESOLUTION_AMBIGUITY!>println<!>(get(0))
+    }
+}

compiler/testData/diagnostics/tests/inference/builderInference/kt50989.txt

@@ -0,0 +1,3 @@
+package
+
+public fun main(): kotlin.Unit