ebpf: replace deprecated bpf_program__set_socket_filter

bpf_program__set_<TYPE> functions have been deprecated since libbpf 0.8.
Replace with the equivalent bpf_program__set_type call to avoid a
deprecation warning.

Signed-off-by: Haochen Tong <i@hexchain.org>
Reviewed-by: Zhang Chen <chen.zhang@intel.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>

ebpf/ebpf_rss.c

@@ -49,7 +49,7 @@ bool ebpf_rss_load(struct EBPFRSSContext *ctx)
         goto error;
     }
 
-    bpf_program__set_socket_filter(rss_bpf_ctx->progs.tun_rss_steering_prog);
+    bpf_program__set_type(rss_bpf_ctx->progs.tun_rss_steering_prog, BPF_PROG_TYPE_SOCKET_FILTER);
 
     if (rss_bpf__load(rss_bpf_ctx)) {
         trace_ebpf_error("eBPF RSS", "can not load RSS program");