test(baseline): regenerate provider/alias snapshots

Sync alias-baseline.json and providers-baseline.json with the current
registry (poolside, tokenrouter, selfhosted-* providers already added;
stale claudeOverlay hook and Kiro X-Amz-Target header already removed).

tests/__baseline__/providers-baseline.json

@@ -115,10 +115,7 @@
       "oauth": {
         "header": "Authorization",
         "scheme": "bearer"
-      },
-      "hooks": [
-        "claudeOverlay"
-      ]
+      }
     },
     "usage": {
       "oauthUrl": "https://api.anthropic.com/api/oauth/usage",
@@ -548,7 +545,6 @@
     "headers": {
       "Content-Type": "application/json",
       "Accept": "application/vnd.amazon.eventstream",
-      "X-Amz-Target": "AmazonCodeWhispererStreamingService.GenerateAssistantResponse",
       "User-Agent": "AWS-SDK-JS/3.0.0 kiro-ide/1.0.0",
       "X-Amz-User-Agent": "aws-sdk-js/3.0.0 kiro-ide/1.0.0"
     },
@@ -756,12 +752,6 @@
     },
     "format": "openai"
   },
-  "qwen": {
-    "baseUrl": "https://portal.qwen.ai/v1/chat/completions",
-    "format": "openai",
-    "clientId": "f0304373b74a44d2b584a3fb70ca9e56",
-    "tokenUrl": "https://chat.qwen.ai/api/v1/oauth2/token"
-  },
   "siliconflow": {
     "baseUrl": "https://api.siliconflow.com/v1/chat/completions",
     "validateUrl": "https://api.siliconflow.com/v1/models",
@@ -898,6 +888,9 @@
       "header": "Authorization",
       "scheme": "bearer"
     },
+    "usage": {
+      "url": "https://www.codebuddy.ai/v2/billing/meter/get-user-resource"
+    },
     "format": "openai",
     "tokenUrl": "https://www.codebuddy.ai/v2/plugin/auth/token"
   },
@@ -967,8 +960,15 @@
     "validateUrl": "https://api.morphllm.com/v1/models",
     "format": "openai"
   },
-  "devin-cli": {
-    "baseUrl": "devin://acp/stdio",
+  "poolside": {
+    "baseUrl": "https://inference.poolside.ai/v1/chat/completions",
+    "validateUrl": "https://inference.poolside.ai/v1/models",
+    "format": "openai"
+  },
+  "tokenrouter": {
+    "baseUrl": "https://api.tokenrouter.com/v1/chat/completions",
+    "validateUrl": "https://api.tokenrouter.com/v1/models",
+    "thinkingFormat": "openai",
     "format": "openai"
   }
 }