chore(release): Bump version to 8.0.3 #4701

Job	Run time
integration-wopi-8.0-mysql-stable26	2m 46s
integration-direct-8.0-mysql-stable26	4m 23s
integration-federation-8.0-mysql-stable26	3m 17s
integration-wopi-8.0-sqlite-stable26	2m 55s
integration-direct-8.0-sqlite-stable26	3m 6s
integration-federation-8.0-sqlite-stable26	2m 11s
integration-wopi-8.0-oci-stable26	4m 57s
integration-direct-8.0-oci-stable26	5m 15s
integration-federation-8.0-oci-stable26	3m 54s
integration-wopi-8.0-pgsql-stable26	4m 24s
integration-direct-8.0-pgsql-stable26	3m 5s
integration-federation-8.0-pgsql-stable26	2m 2s
	42m 15s

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