FIR: add test for KT-51621 (qualifiers conflict case)

compiler/fir/analysis-tests/testData/resolve/visibleVsInvisibleQualifier.fir.txt

@@ -0,0 +1,6 @@
+FILE: test.kt
+    package test
+
+    public final fun test(): R|kotlin/Unit| {
+        R|kotlin/Unit|.R|first/Some.foo|()
+    }

compiler/fir/analysis-tests/testData/resolve/visibleVsInvisibleQualifier.kt

@@ -0,0 +1,26 @@
+// FILE: first/Some.java
+
+package first;
+
+public class Some {
+    public static void foo() {}
+}
+
+// FILE: second/Some.java
+
+package second;
+
+/* package-private */ class Some {
+    public static void bar() {}
+}
+
+// FILE: test/test.kt
+
+package test
+
+import first.*
+import second.*
+
+fun test() {
+    <!NO_COMPANION_OBJECT!>Some<!>.foo()
+}