Remove newlines between braces (#4279)

These are found with: `pcregrep -M "}\n\n}" **/*.go`
Sometimes a unneeded newline is inserted, remove those.

Signed-off-by: Miek Gieben <miek@miek.nl>

plugin/etcd/msg/type_test.go

@@ -27,5 +27,4 @@ func TestType(t *testing.T) {
 			t.Errorf("Test %d: Expected what %v, but got %v", i, tc.expectedType, what)
 		}
 	}
-
 }