file_contexts: remove btfloader, add netbpfload

btfloader is dead.  bpfloader is being split in twain.
(it will eventually get it's own context, but for now this works)

Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I7577e777545a0fa77a6467fb425aefc99a6e68d0
diff --git a/private/file_contexts b/private/file_contexts
index e928d43..a89b478 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -362,7 +362,7 @@
 /system/bin/stats                u:object_r:stats_exec:s0
 /system/bin/statsd               u:object_r:statsd_exec:s0
 /system/bin/bpfloader            u:object_r:bpfloader_exec:s0
-/system/bin/btfloader            u:object_r:bpfloader_exec:s0
+/system/bin/netbpfload           u:object_r:bpfloader_exec:s0
 /system/bin/watchdogd            u:object_r:watchdogd_exec:s0
 /system/bin/apexd                u:object_r:apexd_exec:s0
 /system/bin/gsid                 u:object_r:gsid_exec:s0