Add test case from issue 7427 in metals

Author: kasiaMarek

presentation-compiler/test/dotty/tools/pc/tests/definition/PcDefinitionSuite.scala

@@ -28,7 +28,8 @@ class PcDefinitionSuite extends BasePcDefinitionSuite:
       MockLocation("scala/Predef.Ensuring#ensuring(+2).", "Predef.scala"),
       MockLocation("scala/Predef.Ensuring#ensuring(+3).", "Predef.scala"),
       MockLocation("scala/collection/immutable/List#`::`().", "List.scala"),
-      MockLocation("scala/package.List.", "package.scala")
+      MockLocation("scala/package.List.", "package.scala"),
+      MockLocation("scala/collection/immutable/Vector.", "Vector.scala"),
     )
 
   override def definitions(offsetParams: OffsetParams): List[Location] =
@@ -638,3 +639,11 @@ class PcDefinitionSuite extends BasePcDefinitionSuite:
          |val i = met@@hodA
          |""".stripMargin
     )
+
+  @Test def i7427 =
+    check(
+      """|package a
+         |object Repro:
+         |    export scala.collection.immutable.V/*scala/collection/immutable/Vector. Vector.scala*/@@ector
+         |""".stripMargin
+    )