samples: net: http_server: Remove Quark devboard from sanity

ROM consumption is higher with new shell which prevents
quark_se_c1000_devboard from building. Remove that board
from sanitychecker runs.

Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>

samples/net/http_server/sample.yaml

@@ -13,13 +13,13 @@ tests:
   test_usbnet_ecm:
     harness: net
     extra_args: CONF_FILE="prj_netusb.conf"
-    platform_whitelist: quark_se_c1000_devboard 96b_carbon
+    platform_whitelist: 96b_carbon
     tags: net usb
   test_usbnet_eem:
     harness: net
     extra_args: CONF_FILE="prj_netusb.conf"
     extra_configs:
       - CONFIG_USB_DEVICE_NETWORK_ECM=n
       - CONFIG_USB_DEVICE_NETWORK_EEM=y
-    platform_whitelist: quark_se_c1000_devboard 96b_carbon
+    platform_whitelist: 96b_carbon
     tags: net usb