Update our_sponsors.md

Author: jonkiparsky

our_sponsors.md

@@ -16,10 +16,10 @@ have supported us over the last two decades.
 
 
 ## Past Sponsors
-|![Planet Technology Logo](./assets/images/sponsors/PlanetTechnology.png)| [Planet Technology](https://planet-technology.com/)|
-|![Vinta Logo](./assets/images/sponsors/Vinta.jpeg) | [Vinta](https://www.vinta.com.br/) |
-|![Cambridge Mobile Telematics](./assets/images/sponsors/CMT.jpeg) | [Cambridge Mobile Telematics](https://www.cmtelematics.com/)|
-|![Temporal Logo](./assets/images/sponsors/Temporal.jpeg) |[Temporal](https://temporal.io/)|
+|![Planet Technology Logo](./assets/images/sponsors/PlanetTechnology.png)|[Planet Technology](https://planet-technology.com/)|
+|![Vinta Logo](./assets/images/sponsors/Vinta.jpeg)|[Vinta](https://www.vinta.com.br/)|
+|![Cambridge Mobile Telematics](./assets/images/sponsors/CMT.jpeg)|[Cambridge Mobile Telematics](https://www.cmtelematics.com/)|
+|![Temporal Logo](./assets/images/sponsors/Temporal.jpeg)|[Temporal](https://temporal.io/)|