Handle case of tool error to add to user message #5613

Job	Run time
build-and-check	2m 50s
test-integration-packages/billing	1m 8s
test-integration-sdk	45s
test-common	42s
test-integration-common	48s
test-web	49s
test-.agents	41s
test-packages/agent-runtime	46s
test-packages/internal	45s
test-cli	48s
test-integration-packages/agent-runtime	35s
test-sdk	42s
test-integration-cli	43s
test-packages/billing	46s
test-integration-packages/internal	58s
test-integration-web	39s
	14m 25s

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