meta-phosphor: ipmi-flash: depend on linux

Depend on the linux shared workdir before configuration as this package
depends on a few linux headers.

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: Ia3382a2e0d4a79b2301edba2b93959e5d1817155
diff --git a/recipes-phosphor/ipmi/phosphor-ipmi-flash_git.bb b/recipes-phosphor/ipmi/phosphor-ipmi-flash_git.bb
index b22b56a..287d790 100644
--- a/recipes-phosphor/ipmi/phosphor-ipmi-flash_git.bb
+++ b/recipes-phosphor/ipmi/phosphor-ipmi-flash_git.bb
@@ -25,3 +25,5 @@
 FILES_${PN}-dev_append = " ${libdir}/ipmid-providers/lib*${SOLIBSDEV} ${libdir}/ipmid-providers/*.la"
 
 BLOBIPMI_PROVIDER_LIBRARY += "libfirmwareblob.so"
+
+do_configure[depends] += "virtual/kernel:do_shared_workdir"