remove focus test

backoff_test.go

diff --git a/backoff_test.go b/backoff_test.go
index dbf956c..ae85909 100644
--- a/backoff_test.go
+++ b/backoff_test.go
@@ -6,7 +6,7 @@
 	"time"
 )
 
-var _ = FDescribe("backoff", func() {
+var _ = Describe("backoff", func() {
 
 	Context("Backoff timeout calculations", func() {