Add proper contributor metadata

Author: GilOliveira

_data/CONTRIBUTORS.yml

@@ -134,6 +134,14 @@ Geert van Geest:
     orcid: 0000-0002-1561-078X
     role: editor
 
+Gil Poiares-Oliveira:
+    git: GilOliveira
+    affiliation: BioData.pt | ELIXIR Portugal
+    email: [email protected]
+    node: PT
+    orcid: 0000-0003-4638-2879
+    role:
+
 Hedi Peterson:
     node: no
     orcid: 

pages/resources/train-the-trainer-mentorship.md

@@ -17,8 +17,10 @@ objective: |
 
 # contributors: [Piv Gopalasingam (EBI), Bruna Piereck (BE), Katarzyna Kamieniecka (UK), Krzysztof Poterlowicz (UK), Helena Schnitzer (DE), Lisanna Paladin (DE), Jessica Lindvall (SE), Piv Gopalasingam (EBI), Erin Calhoun (NO), Roland Krause (LU), Katharina Heil (Hub), Daniel Wibberg (DE), Renato Alves (DE)]
 contributors: 
+  - Gil Poiares-Oliveira
+  - Allegra Via
 
-coordinators: [Allegra Via (IT), Gil Poiares-Oliveira (PT)]
+coordinators: [Allegra Via, Gil Poiares-Oliveira]
 contacts:
   - name: Allegra Via
     email: [email protected]