Add extra logo in credits

data/tuto1/templates/chapitre05_etape00.handlebars

@@ -33,6 +33,7 @@
             <span class="logo-s24b"></span>
             <span class="logo-classcode"></span>
             <span class="logo-microsoft"></span>
+            {{{i18n "EXTRA_LOGO" " "}}}
         </div>
         <div class="create-commons">
             {{i18n "© Cette ressource est sous licence CC BY SA 2020"}}

data/tuto2/templates/chapitre05_etape00.handlebars

@@ -31,6 +31,7 @@
             <span class="logo-inria"></span>
             <span class="logo-magic-makers"></span>
             <span class="logo-s24b"></span>
+            {{{i18n "EXTRA_LOGO" " "}}}
         </div>
         <div class="create-commons">
             © Cette ressource est sous licence CC BY SA 2020

data/tuto3-1/templates/chapitre05_etape00.handlebars

@@ -34,6 +34,7 @@
             <span class="logo-inria"></span>
             <span class="logo-s24b"></span>
             <span class="logo-classcode"></span>
+            {{{i18n "EXTRA_LOGO" " "}}}
         </div>
         <div class="create-commons">
             © Cette ressource est sous licence CC BY SA 2020