Boot test moved to extended

This test can't be run in standard test bucket due to
   1. PDU and Host related info required to execute
   2. Failure reported openbmc/openbmc-test-automation#230

Change-Id: I602a35142451fb0fee1f47499168b70af4e32312
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/tests/obmc_boot_test.robot b/extended/obmc_boot_test.robot
similarity index 100%
rename from tests/obmc_boot_test.robot
rename to extended/obmc_boot_test.robot