tunnel_id oxm location in spec file is adjusted, and loci files are updated according to the change.
diff --git a/c_gen/c_match.py b/c_gen/c_match.py
index 7fd6a21..aada0cd 100644
--- a/c_gen/c_match.py
+++ b/c_gen/c_match.py
@@ -290,6 +290,7 @@
OF_OXM_INDEX_IPV6_ND_TLL = 33, /* Target link-layer for ND. */
OF_OXM_INDEX_MPLS_LABEL = 34, /* MPLS label. */
OF_OXM_INDEX_MPLS_TC = 35, /* MPLS TC. */
+ OF_OXM_INDEX_TUNNEL_ID = 38, /* Logical Port Metadata. */
OF_OXM_INDEX_BSN_IN_PORTS_128 = 36,
OF_OXM_INDEX_BSN_LAG_ID = 37,