Drop references to $haikuVersion.

* Referring the current haiku version explicitly is not needed, since
  the RequiresUpdater takes care of setting the version of Haiku used
  for building a package.

dev-python/pyyaml/pyyaml-3.11.recipe

@@ -31,13 +31,13 @@ PROVIDES="
 	"
 
 REQUIRES="
-	haiku >= $haikuVersion
+	haiku
 	cmd:python
 	"
 
 #TODO: eventually depend on http://pyyaml.org/wiki/LibYAML
 BUILD_REQUIRES="
-	haiku_devel >= $haikuVersion
+	haiku_devel
 	cmd:sed
 	python_setuptools
 	"