feat: translate final remaining Spanish text in AgenticReadinessTab

- Translate Quick Wins insights ("have >60% volume in T1+T2")
- Translate attention alerts ("has X% in HUMAN → prioritize in Wave 1")
- Translate balanced distribution message
- Translate "have at least one tier AUTOMATE queue"
- Translate "Show less" / "View all" buttons
- Add t parameter to SkillsReadinessTable component
- All AgenticReadinessTab text now 100% bilingual (en/es)

https://claude.ai/code/session_01GNbnkFoESkRcnPr3bLCYDg

frontend/locales/es.json

@@ -1152,7 +1152,14 @@
       "potentialWithCopilot": "Potencial con Copilot:",
       "deflection": "deflection",
       "requiresWave1": "→ Requiere Wave 1 (Foundation) para habilitar Copilot en Wave 3",
-      "calculationNote": "Cálculo: {{volume}} int × 12 meses × {{rate}}% {{type}} × €{{cpi}}/int"
+      "calculationNote": "Cálculo: {{volume}} int × 12 meses × {{rate}}% {{type}} × €{{cpi}}/int",
+      "quickWinsHaveVolume": "tienen >60% volumen en T1+T2",
+      "hasPercentInHuman": "tiene {{pct}}% en HUMAN",
+      "prioritizeInWave1": "→ priorizar en Wave 1",
+      "balancedDistribution": "Distribución equilibrada entre tiers. Revisar colas individuales para priorización.",
+      "haveAtLeastOne": "tienen al menos una cola tier AUTOMATE",
+      "showLess": "Mostrar menos",
+      "viewAll": "Ver todos ({{count}})"
     },
     "factorsExtended": {
       "volumeMethodology": "Score = log10(Volumen) normalizado. >5000 → 10, <100 → 2",