claude: revert the mise hook-env CwdChanged/SessionStart hook; pnpm's own version switching covers it.

This reverts commit fd9416b.

Claude-Session: https://claude.ai/code/session_01KRMXhxH5CqsoUGEjVGgXio

Author: pattobrien

claude/settings.json

@@ -180,24 +180,6 @@
             "timeout": 5
           }
         ]
-      },
-      {
-        "hooks": [
-          {
-            "type": "command",
-            "command": "printf '%s\\n' 'chpwd_functions=(_mise_hook_chpwd)' 'eval \"$(mise hook-env -s zsh)\"' > \"$CLAUDE_ENV_FILE\""
-          }
-        ]
-      }
-    ],
-    "CwdChanged": [
-      {
-        "hooks": [
-          {
-            "type": "command",
-            "command": "printf '%s\\n' 'chpwd_functions=(_mise_hook_chpwd)' 'eval \"$(mise hook-env -s zsh)\"' > \"$CLAUDE_ENV_FILE\""
-          }
-        ]
       }
     ],
     "PreToolUse": [