VOL-4925 - Build and release components.

Misc
----
  o Bulk update copyright notice to 2023.

Makefile
makefiles/*
-----------
  o Replace rm -rf with make builtin $(RM) -r
  o Move help target into makefiles/help.

go.mod
go.sum
------
  o Update opencord dependencies to the latest released versions.

Change-Id: I56eba94ddf878b318277b9e46a98053fae36ffcf
diff --git a/vendor/github.com/go-redis/redis/v8/doc.go b/vendor/github.com/go-redis/redis/v8/doc.go
new file mode 100644
index 0000000..5526253
--- /dev/null
+++ b/vendor/github.com/go-redis/redis/v8/doc.go
@@ -0,0 +1,4 @@
+/*
+Package redis implements a Redis client.
+*/
+package redis