Add block inventory to iSCSI multipath job

Change-Id: I2d5051020c32ed41b10782374e550acf8034dbd9
diff --git a/zuul.d/sp-cinder.yaml b/zuul.d/sp-cinder.yaml
index fd04d9d..46a3817 100644
--- a/zuul.d/sp-cinder.yaml
+++ b/zuul.d/sp-cinder.yaml
@@ -182,6 +182,8 @@
         secret: STORPOOL_DEPLOY_KEY
       - name: STORPOOL_DEPLOY_KEY_PUB
         secret: STORPOOL_DEPLOY_KEY_PUB
+      - name: STORPOOL_BLOCK_INVENTORY
+        secret: STORPOOL_BLOCK_INVENTORY
       - name: STORPOOL_ISCSI_INVENTORY
         secret: STORPOOL_ISCSI_INVENTORY
       - name: STORPOOL_ISCSI_NETPLAN