Update team.md (vuejs#1712)

* Update team.md

Alexandre Chopin's twitter is wrong
Bruno Lesieur's twitter is wrong
I don't know the correct ones

* Add correct Twitter for Alex Chopin

* Add correct Twitter for Bruno Lesieur

* Add missing comma in team.md

Author: tinchox5

src/v2/guide/team.md

@@ -697,7 +697,7 @@ order: 803
       city: 'Bordeaux, France',
       languages: ['fr', 'en'],
       github: 'alexchopin',
-      twitter: 'ChopinAlexandre',
+      twitter: '_achopin',
       work: {
         org: 'Orion',
         orgUrl: 'https://orion.sh'
@@ -754,7 +754,7 @@ order: 803
       city: 'Annecy, France',
       languages: ['fr', 'en'],
       github: 'Haeresis',
-      twitter: 'MachinisteWeb',
+      twitter: 'ZetesEthique',
       work: {
         role: 'Cofounder',
         org: 'Orchard ID',