[fbsync] Fix typo in models docs (#8202)

Reviewed By: vmoens

Differential Revision: D55062785

fbshipit-source-id: 2db0ebfaab9cd2d34ddf33631500ebc1bc808335

docs/source/models/ssdlite.rst

@@ -6,7 +6,7 @@ SSDlite
 The SSDLite model is based on the `SSD: Single Shot MultiBox Detector
 <https://arxiv.org/abs/1512.02325>`__, `Searching for MobileNetV3
 <https://arxiv.org/abs/1905.02244>`__ and `MobileNetV2: Inverted Residuals and Linear
-Bottlenecks <https://arxiv.org/abs/1801.04381>__` papers.
+Bottlenecks <https://arxiv.org/abs/1801.04381>`__ papers.
 
 .. betastatus:: detection module