provides a $ function for Path (#23617)

Co-authored-by: Andreas Rumpf <rumpf_a@web.de>

lib/std/paths.nim

@@ -25,6 +25,9 @@ export ReadDirEffect, WriteDirEffect
 type
   Path* = distinct string
 
+template `$`*(x: Path): string =
+  string(x)
+
 func `==`*(x, y: Path): bool {.inline.} =
   ## Compares two paths.
   ##