feat: improve Languages, References, and Other sections formatting to match old CV

data/cv-en.json

@@ -539,14 +539,19 @@
       "proficiency": "Native",
       "level": 5
     },
+    {
+      "language": "Catalonian",
+      "proficiency": "Comprehension",
+      "level": 2
+    },
     {
       "language": "English",
-      "proficiency": "Professional Working Proficiency",
+      "proficiency": "Oral (Intermediate/Advanced) Written (Advanced)",
       "level": 4
     },
     {
       "language": "Italian",
-      "proficiency": "Intermediate",
+      "proficiency": "Oral (Intermediate/Advanced) Written (Intermediate)",
       "level": 3
     }
   ],

data/cv-es.json

@@ -569,26 +569,22 @@
     {
       "language": "Español",
       "proficiency": "Nativo",
-      "level": 5,
-      "detail": "Nativo"
+      "level": 5
     },
     {
       "language": "Catalán",
       "proficiency": "Comprensión",
-      "level": 2,
-      "detail": "Comprensión"
+      "level": 2
     },
     {
       "language": "Inglés",
-      "proficiency": "Profesional Avanzado",
-      "level": 4,
-      "detail": "Oral (Medio/Alto) Escrito (Alto)"
+      "proficiency": "Oral (Medio/Alto) Escrito (Alto)",
+      "level": 4
     },
     {
       "language": "Italiano",
-      "proficiency": "Intermedio",
-      "level": 3,
-      "detail": "Oral (Medio/Alto) Escrito (Medio)"
+      "proficiency": "Oral (Medio/Alto) Escrito (Medio)",
+      "level": 3
     }
   ],
   "projects": [