chore(i18n): update provider instructions

Author: AnotiaWang

i18n/en.json

@@ -30,7 +30,7 @@
         },
         "infiniai": {
           "title": "Infiniai",
-          "description": "After registration, you can use the full-powered Deepseek R1 and other inference-accelerated models without any barriers. Generate an APIKEY after logging in at {0}."
+          "description": "After registration, you can use the full-powered DeepSeek R1 and other inference-accelerated models without any barriers. Generate an API key after logging in at {0}."
         }
       }
     },

i18n/nl.json

@@ -30,7 +30,7 @@
         },
         "infiniai": {
           "title": "Infiniai",
-          "description": "Na registratie kunt u zonder drempels de volwaardige Deepseek R1 en andere inferentie-versnelde modellen gebruiken. Genereer een APIKEY na inloggen op {0}."
+          "description": "Na registratie kunt u zonder drempels de volwaardige DeepSeek R1 en andere inferentie-versnelde modellen gebruiken. Genereer een API key na inloggen op {0}."
         }
       }
     },

i18n/zh.json

@@ -30,7 +30,7 @@
         },
         "infiniai": {
           "title": "Infiniai 无问芯穹",
-          "description": "注册后，无门槛免费用deepseek r1满血等推理加速版模型。登录 {0} 后生成 APIKEY"
+          "description": "注册后，无门槛免费用 DeepSeek R1 满血等推理加速版模型。登录 {0} 后生成 API key。"
         }
       }
     },