Updated contact email address (#32)

Author: fredericsimard

docs/en/index.md

@@ -40,6 +40,6 @@ The coauthor coalition is:
 
 **Does your organization support interoperability?**
 
-*[Contact us](mailto:interoperablemobility@gmail.com) to add your name to the [list of cosignatories](support.md#cosignatories) or apply to become part of the Coalition of co-authors.*
+*[Contact us](mailto:mdip@mobilitydata.org) to add your name to the [list of cosignatories](support.md) or apply to become part of the Coalition of co-authors.*
 
 ---

docs/en/support.md

@@ -2,7 +2,7 @@
 
 Cosign the principles to support an interoperable vision for the future of transit technology.
 
-[Contact us](mailto://interoperablemobility@gmail.com) to be added as a:
+[Contact us](mailto://mdip@mobilitydata.org) to be added as a:
 
 - **Cosignatory**: Open to any individual or organization committed to supporting the Mobility Data Interoperability Principles and their implementation.
 - **Coalition Member**: Open public sector and nonprofit organizations that are committed to realizing the vision of the Principles and serve as the governing body.