Update README.md

Author: zhonghong322

README.md

@@ -7,5 +7,5 @@ This repository is used to store download links for firmware.
 | --- | --- | --- |
 | Femto Bolt       | [Femto Bolt Firmware](https://github.com/orbbec/OrbbecFirmware/releases/tag/Femto-Bolt-Firmware) |     v1.0.9       |
 | Femto Mega       | [Femto Mega Firmware](https://github.com/orbbec/OrbbecFirmware/releases/tag/Femto-Mega-Firmware) |     v1.2.8       |
-| Gemini 2       |  |     v1.4.87      |
+| Gemini 2       |  [Gemini 2 Firmware ] (https://github.com/orbbec/OrbbecFirmware/releases/tag/Gemini2-Firmware)|     v1.4.87      |
 | Gemini 2L       | |     v1.4.42       |