refactor(errors): remove hardcoded URLs and fix line length

Author: kevin

src/main/java/com/alibaba/dashscope/common/InternalErrorCode.java

@@ -13,8 +13,7 @@ public enum InternalErrorCode {
       new String[] {},
       "",
       "Set the DASHSCOPE_API_KEY environment variable or pass a valid api_key to the client."
-          + " You can obtain an API key at"
-          + " https://dashscope.console.aliyun.com/apiKey."),
+          + " You can obtain an API key through the DashScope console."),
   SDK_AGENTIC_RL_FUNCTION_REGISTRATION_FAILED(
       "sdk.agentic_rl.FunctionRegistrationFailed",
       PublicErrorCode.INTERNAL_ERROR,
@@ -251,8 +250,7 @@ public enum InternalErrorCode {
       new String[] {},
       "",
       "An unexpected AgenticRL error occurred. Check the error message and logs for details. If the"
-          + " issue persists, submit a bug report at"
-          + " https://github.com/dashscope/dashscope-sdk-java/issues."),
+          + " issue persists, submit a bug report to the DashScope SDK team."),
   SDK_AGENTIC_RL_RUNTIME_ERROR_WITH_CODE(
       "sdk.agentic_rl.RuntimeErrorWithCode",
       PublicErrorCode.INTERNAL_ERROR,
@@ -261,8 +259,7 @@ public enum InternalErrorCode {
       new String[] {},
       "",
       "An unexpected runtime error occurred. Check the error message and traceback for details. If"
-          + " the issue persists, submit a bug report at"
-          + " https://github.com/dashscope/dashscope-sdk-java/issues."),
+          + " the issue persists, submit a bug report to the DashScope SDK team."),
   SDK_AGENTIC_RL_VALUE_ERROR_WITH_CODE(
       "sdk.agentic_rl.ValueErrorWithCode",
       PublicErrorCode.INVALID_REQUEST,
@@ -297,8 +294,7 @@ public enum InternalErrorCode {
       true,
       new String[] {},
       "",
-      "Retry the streaming request. If the error persists, report it at "
-          + "https://github.com/dashscope/dashscope-sdk-java/issues."),
+      "Retry the streaming request. If the error persists, report it to the DashScope SDK team."),
   SDK_AGENTSTUDIO_STREAM_CLOSED_ERROR(
       "sdk.agentstudio.StreamClosedError",
       PublicErrorCode.INVALID_REQUEST,