MB-8157: update couchbase favicon.ico
MB-8157: update couchbase favicon.ico

Change-Id: Ife431f2924e340bdc3363c3780f450d01651bc47
Reviewed-on: http://review.couchbase.org/25924
Reviewed-by: Pavel Blagodov <596b71e626fc58dbdad141b817770e3e4810bb9b@gmail.com>
Tested-by: Aliaksey Artamonau <3c875bcfb3adf2a65b2ae7686ca921e6c9433147@gmail.com>
Reviewed-by: Aliaksey Artamonau <3c875bcfb3adf2a65b2ae7686ca921e6c9433147@gmail.com>

mschoch/ns_server,t3rm1n4l/ns_server,ceejatec/ns_server,mschoch/ns_server,ceejatec/ns_server,membase/ns_server,pavel-blagodov/ns_server,ceejatec/ns_server,nimishzynga/ns_server,daverigby/ns_server,ceejatec/ns_server,t3rm1n4l/ns_server,vzasade/ns_server,daverigby/ns_server,membase/ns_server,nimishzynga/ns_server,pavel-blagodov/ns_server,t3rm1n4l/ns_server,ceejatec/ns_server,t3rm1n4l/ns_server,membase/ns_server,nimishzynga/ns_server,vzasade/ns_server,membase/ns_server,nimishzynga/ns_server,membase/ns_server,mschoch/ns_server,mschoch/ns_server,daverigby/ns_server,mschoch/ns_server,mschoch/ns_server,t3rm1n4l/ns_server,pavel-blagodov/ns_server,membase/ns_server,nimishzynga/ns_server,vzasade/ns_server,nimishzynga/ns_server,ceejatec/ns_server,vzasade/ns_server,daverigby/ns_server,daverigby/ns_server,pavel-blagodov/ns_server