Refactoring: cursus -> curriculum frontend

I hope I didn't missed anything, this commit is following the previous
one in this branch

frontend/src/Apps/ManageCourses.vue

@@ -1,7 +1,7 @@
 <script setup>
   import i18n from "@/i18n.js"
   import {ref} from 'vue'
-const cursus=[
+const curriculum=[
   {
   "id": 12,
   "name": "Math pour l'info",
@@ -51,8 +51,8 @@ const cursus=[
   let toAdd = Object.assign({}, pattern);
 
   function addToCourse (){
-  if (cursus.length>0){
-    toAdd.id=(cursus[cursus.length-1].id)-1;}
+  if (curriculum.length>0){
+    toAdd.id=(curriculum[curriculum.length-1].id)-1;}
     else{
     toAdd.id=0;
     }
@@ -63,7 +63,7 @@ const cursus=[
       }
     }
       if (!isnull){
-      cursus.push(toAdd);
+      curriculum.push(toAdd);
       }
       toAdd= Object.assign({},pattern);
     } 
@@ -76,7 +76,7 @@ const cursus=[
   console.log("ok");
   console.log(toRemove);
   let rem=-1;
-  for(const [key, value] of Object.entries(cursus)){
+  for(const [key, value] of Object.entries(curriculum)){
     console.log(key);
     console.log(value)
     if(value.name === toRemove){
@@ -86,8 +86,8 @@ const cursus=[
     }
     console.log(rem)
   if (rem > -1){
-    cursus.splice(rem, 1);}
-  console.log(cursus);
+    curriculum.splice(rem, 1);}
+  console.log(curriculum);
   }
 
 </script>
@@ -130,7 +130,7 @@ const cursus=[
         <div style="margin-bottom:20px;">
           {{i18n("courses.toDelete")}} :
          <select style="max-width:200px;" class="teacher" v-model="toRemove">
-          <option v-for="item in cursus">{{item.name}}</option>
+          <option v-for="item in curriculum">{{item.name}}</option>
           
         </select>
         </div>
@@ -147,7 +147,7 @@ const cursus=[
       </form>
     </div>
 
-    <div v-if="!createMod && !deleteMod" v-for="item in cursus" :key="item.name">
+    <div v-if="!createMod && !deleteMod" v-for="item in curriculum" :key="item.name">
       <div style ="padding:15px 15px 15px 15px;">
       <button  v-if="editElementID !== item.name"  @click="editElementID = item.name">
         {{i18n("courses.modify")}}