Fixed file path comment bugs

Author: Dean Wampler

src/script/scala-2/progscala3/typesystem/selectable/Reflection.scala

@@ -1,6 +1,6 @@
 // src/script/scala-2/progscala3/typesystem/selectable/Reflection.scala
 // Mentioned, but not shown in the book. This shows a Scala 2 alternative to
-// src/script/scala/progscala3/typesystem/selectable/Selectable.scala
+// .../scala/progscala3/typesystem/selectable/Selectable.scala
 // using structural typing.
 import scala.language.reflectiveCalls   // Required import.
 trait Record {  // Doesn't extend any other trait, like Scala 3's reflect.Selectable

src/script/scala/progscala3/hierarchy/Asserts.scala

@@ -1,3 +1,4 @@
+// src/script/scala/progscala3/hierarchy/Asserts.scala
 val n = 5
 assert(n > 0, s"Must assign a positive number. $n given.")
 

src/test/scala/progscala3/contexts/accounting/NewImplicitConversionsSuite.scala

@@ -1,4 +1,4 @@
-// src/test/scala/progscala3/contexts/NewImplicitConversionsSuite.scala
+// src/test/scala/progscala3/contexts/accounting/NewImplicitConversionsSuite.scala
 package progscala3.contexts.accounting
 import scala.language.implicitConversions
 import munit.*