refactor: remove CrashReporter and related logging components

- Removed CrashReporter interface and its implementation, SentryCrashReporter.
- Deleted log buffering functionality and associated LogBuffer class.
- Updated LoggerAppLogger to eliminate dependencies on removed components.
- Simplified logging structure to focus on AppLogger and sensitive data scrubbing.
- Adjusted AppEnv to remove Sentry-related configurations.
- Refactored tests to align with the new logging architecture.

app/env/dev.json

@@ -1,7 +1,6 @@
 {
-  "_comment": "dev 环境。构建时必须带 --dart-define-from-file=env/dev.json，否则 AppEnv.fromDartDefine 会直接抛错。所有地址都是占位符，TODO(ops) 待运维确认真实域名。",
+  "_comment": "dev 环境。未指定 flavor 的启动（包括 DevEco 默认 HAP 构建）使用此配置。所有地址都是占位符，TODO(ops) 待运维确认真实域名。",
   "API_BASE_URL": "https://api-dev.example.com",
   "ENABLE_LOG": true,
-  "SENTRY_DSN": "",
   "H5_ALLOWED_HOSTS": "h5-dev.example.com"
 }