Fix context summary continuation format (#587) #6397

Job	Run time
build-and-check	2m 58s
test-integration-packages/internal	1m 8s
test-integration-packages/billing	1m 14s
test-integration-packages/agent-runtime	46s
test-integration-cli	42s
test-integration-sdk	1m 19s
test-integration-web	43s
test-common	39s
test-cli	57s
test-integration-common	44s
test-packages/billing	46s
test-packages/internal	56s
test-.agents	41s
test-web	1m 18s
test-packages/agent-runtime	43s
test-sdk	44s
	16m 18s

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