Update dependency OpenTelemetry.Extensions.Hosting to 1.15.0 #7215

Job	Run time
db-container / db-container	1m 9s
windows-installers / build	2m 17s
containers / servicecontrol	2m 13s
containers / servicecontrol-monitoring	1m 51s
containers / servicecontrol-audit	1m 8s
Windows-Default	2m 7s
Windows-SQS	3m 6s
Linux-RabbitMQ	1m 16s
Linux-SqlServer	51s
Windows-RabbitMQ	3m 6s
Windows-AzureServiceBus	2m 38s
Linux-AzureServiceBus	54s
Windows-SqlServer	2m 15s
Windows-MSMQ	3m 15s
Windows-PrimaryRavenPersistence	3m 19s
Linux-SQS	1m 11s
Linux-PrimaryRavenPersistence	54s
Windows-PrimaryRavenAcceptance	3m 18s
Windows-AzureStorageQueues	3m 6s
Windows-PostgreSQL	3m 19s
Linux-AzureStorageQueues	1m 12s
Linux-PrimaryRavenAcceptance	56s
Linux-PostgreSQL	52s
Linux-Default	51s
container-test	-1s
	47m 3s

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