Add Sony logo (now with permission)

source/Governance.rst

@@ -52,6 +52,11 @@ The current members of the ROS 2 TSC are (20 as of 2021-01-21):
  :height: 35px
  :target: https://eprosima.com/
  - eProsima: Jaime Martin Losa
+ * - .. figure:: Governance/gvsc.png
+ :alt: GVSC logo
+ :height: 50px
+ :target: https://gvsc.army.mil/
+ - GVSC: Jerry Towler (SwRI)
  * - .. figure:: Governance/intel.svg
  :alt: Intel logo
  :height: 50px
@@ -97,13 +102,11 @@ The current members of the ROS 2 TSC are (20 as of 2021-01-21):
  :height: 25px
  :target: https://www.samsung.com
  - Samsung: Steven Macenski
- * -
- - `Sony <https://www.sony.com>`__: Tomoya Fujita
- * - .. figure:: Governance/gvsc.png
- :alt: GVSC logo
- :height: 50px
- :target: https://gvsc.army.mil/
- - GVSC: Jerry Towler (SwRI)
+ * - .. figure:: Governance/sony.png
+ :alt: Sony logo
+ :height: 60px
+ :target: https://www.sony.com
+ - Sony: Tomoya Fujita
  * - .. figure:: Governance/TierIV.png
  :alt: Tier IV logo
  :height: 50px