rename the load_namespaces tests

diff --git a/t/39load_namespaces_one.t b/t/39load_namespaces_1.t
similarity index 100%
rename from t/39load_namespaces_one.t
rename to t/39load_namespaces_1.t

diff --git a/t/39load_namespaces_two.t b/t/39load_namespaces_2.t
similarity index 100%
rename from t/39load_namespaces_two.t
rename to t/39load_namespaces_2.t

diff --git a/t/39load_namespaces_three.t b/t/39load_namespaces_3.t
similarity index 100%
rename from t/39load_namespaces_three.t
rename to t/39load_namespaces_3.t

diff --git a/t/39load_namespaces_four.t b/t/39load_namespaces_4.t
similarity index 100%
rename from t/39load_namespaces_four.t
rename to t/39load_namespaces_4.t