Rename a test directry name to be clear

diff --git a/t/900_bug/001_immutable_types.t b/t/900_mouse_bugs/001_immutable_types.t
similarity index 100%
rename from t/900_bug/001_immutable_types.t
rename to t/900_mouse_bugs/001_immutable_types.t

diff --git a/t/900_bug/002_does_role_should_search_parent.t b/t/900_mouse_bugs/002_does_role_should_search_parent.t
similarity index 100%
rename from t/900_bug/002_does_role_should_search_parent.t
rename to t/900_mouse_bugs/002_does_role_should_search_parent.t

diff --git a/t/900_bug/003_RT50421.t b/t/900_mouse_bugs/003_RT50421.t
similarity index 100%
rename from t/900_bug/003_RT50421.t
rename to t/900_mouse_bugs/003_RT50421.t

diff --git a/t/900_bug/004_RT54203.t b/t/900_mouse_bugs/004_RT54203.t
similarity index 100%
rename from t/900_bug/004_RT54203.t
rename to t/900_mouse_bugs/004_RT54203.t

diff --git a/t/900_bug/005_large_int.t b/t/900_mouse_bugs/005_large_int.t
similarity index 100%
rename from t/900_bug/005_large_int.t
rename to t/900_mouse_bugs/005_large_int.t

diff --git a/t/900_bug/006_RT69939.t b/t/900_mouse_bugs/006_RT69939.t
similarity index 100%
rename from t/900_bug/006_RT69939.t
rename to t/900_mouse_bugs/006_RT69939.t

diff --git a/t/900_bug/007_RT56523.t b/t/900_mouse_bugs/007_RT56523.t
similarity index 100%
rename from t/900_bug/007_RT56523.t
rename to t/900_mouse_bugs/007_RT56523.t

diff --git a/t/900_bug/008_RT56837.t b/t/900_mouse_bugs/008_RT56837.t
similarity index 100%
rename from t/900_bug/008_RT56837.t
rename to t/900_mouse_bugs/008_RT56837.t