[Dubbo]: Fix the bug that isDefault configuration is not useful #12961 #11159

Job	Run time
Check if code needs formatting	45s
integration-test-prepare	4s
Check License	2m 30s
Preparation for Unit Test	7s
samples-test-prepare	4s
Build Dubbo	2m 22s
error-code-inspecting	33m 19s
native-image-inspecting	9m 10s
Unit Test On ubuntu-latest	0s
Samples Test on ubuntu-latest (JobId: ${{ matrix.job_id }})	0s
Integration Test on ubuntu-latest (JobId: ${{ matrix.job_id }})	0s
integration-test-result	6s
samples-test-result	7s
jacoco-result-merge	0s
	48m 34s

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