rewrite SPONSORS.md and add images

SPONSORS.md

@@ -3,21 +3,22 @@
 ## Sponsors
 
 We gratefully acknowledge the support of our sponsors. Their contributions help make this project possible.
+SFCGAL are sponsored by the following organizations:
 
-### Oslandia
+| Sponsor        | Logo                                                                                          | Site Web/Description                                                                                  |
+|----------------|-----------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------|
+| Oslandia       | ![Oslandia](doc/images/sponsors/oslandia.png)                                | [Oslandia](https://oslandia.com)                                                                      |
+| Dalibo         | ![Dalib](doc/images/sponsors/logo-dalibo.png)                                | [Dalibo](https://www.dalibo.com)                                                                      |
+| BPI France     | ![BPI France](doc/images/sponsors/bpi_france.png)                       | [BPI France](https://www.bpifrance.com/)                                                              |
+| France 2030    | ![France 2030](doc/images/sponsors/france_2030.png)                          | Financé par le gouvernement français dans le cadre de France 2030                                     |
+| France Relance | ![France Relance](doc/images/sponsors/france_relance.png) ![EU](https://oslandia.com/images/sponsors/ue_next_generation.png) | Financé par l'Union Européenne - Next Generation EU dans le cadre du plan France Relance              |
 
-[Oslandia](https://oslandia.com/) is a company specialized in geospatial open-source software. They provide services such as consulting, development, and training.
-
-### Dalibo
-
-[Dalibo](https://www.dalibo.com/) is a leading provider of PostgreSQL services in France, offering support, consulting, training, and development services.
+If you wish to sponsor SFCGAL, you can contact us at [[email protected]](mailto:[email protected]).
 
 
 ## Contributors
 
-The SFCGAL project would not be possible without the dedicated efforts of its contributors. All contributors are listed in [AUTHORS](AUTHOURS):
+The SFCGAL project would not be possible without the dedicated efforts of its contributors. All contributors are listed in [AUTHORS](AUTHORS):
 
 
 Thank you to all our contributors for your support and dedication to the project!
-
-![oslandia](https://oslandia.com/wp-content/uploads/2019/11/oslandia_logo_v2_164x154.png)![dalibo](https://www.dalibo.com/assets/logo-dalibo.png)