remove a redundant .Pp in got.1 (found by mandoc -T lint)
diff --git a/got/got.1 b/got/got.1
index 8ddf308..3b3b075 100644
--- a/got/got.1
+++ b/got/got.1
@@ -848,7 +848,6 @@ When creating, deleting, or changing a reference the specified
must be an absolute reference name, i.e. it must begin with
.Dq refs/ .
.Pp
-.Pp
The options for
.Cm got ref
are as follows: