fix authors affiliattions

Author: mariojmdavid

content/metadata.yaml

@@ -23,28 +23,28 @@ authors:
     github: mariojmdavid
     orcid: 0000-0003-1802-5356
     email: [email protected]
-    affiliation:
+    affiliations:
       - Laboratory of Instrumentation and Experimental Particle Physics (LIP)
   -
     name: Jorge Gomes
     github: jorge-lip
     orcid: 0000-0002-9142-2596
     email: [email protected]
-    affiliation:
+    affiliations:
       - Laboratory of Instrumentation and Experimental Particle Physics (LIP)
   -
     name: Joao Pina
     github: jopina
     orcid: 0000-0001-8959-5044
     email: [email protected]
-    affiliation:
+    affiliations:
       - Laboratory of Instrumentation and Experimental Particle Physics (LIP)
   -
     name: Samuel Bernardo
     github: samuelbernardolip
     orcid: 0000-0002-6175-4012
     email: [email protected]
-    affiliation:
+    affiliations:
       - Laboratory of Instrumentation and Experimental Particle Physics (LIP)
   -
     name: Isabel Campos
@@ -73,5 +73,5 @@ authors:
     github: 4tikhonov
     orcid:  0000-0001-9447-9830
     email: [email protected]
-    affiliation:
+    affiliations:
       - DANS-KNAW