openpower-hw-diags/libhei: disable building CI test cases

The CI test cases can be run in the Jenkins CI process and do not need
to be built via bitbake.

Signed-off-by: Zane Shelley <zshelle@us.ibm.com>
Change-Id: Ib6d0b4a79d68c41246d94ba67c9ecbcb112e20b2
diff --git a/meta-openpower/recipes-phosphor/logging/openpower-hw-diags_git.bb b/meta-openpower/recipes-phosphor/logging/openpower-hw-diags_git.bb
index f8b8faa..d8887f2 100644
--- a/meta-openpower/recipes-phosphor/logging/openpower-hw-diags_git.bb
+++ b/meta-openpower/recipes-phosphor/logging/openpower-hw-diags_git.bb
@@ -33,3 +33,6 @@
 PACKAGECONFIG ??= "${@bb.utils.filter('MACHINE_FEATURES', 'phal', d)}"
 PACKAGECONFIG[phal] = "-Dphal=enabled, -Dphal=disabled, ipl pdata"
 
+# Don't build CI tests
+EXTRA_OEMESON = "-Dtests=disabled"
+