[klibs] Fixed a bug in the signature-to-descriptor searcher

#KT-51927 Fixed

compiler/testData/codegen/box/regressions/kt51927.kt

@@ -0,0 +1,15 @@
+// TARGET_BACKEND: NATIVE
+// MODULE: inner
+// FILE: Foo.kt
+class Foo(parameter: String)
+
+// MODULE: outer(inner)
+// FILE: FooFactory.kt
+fun Foo(): Foo = Foo("")
+
+// MODULE: main(inner, outer)
+// FILE: box.kt
+fun box(): String {
+    Foo()
+    return "OK"
+}