Remove the commented-out snapshot plugin api lines

Rely on bazlets README documentation for how to use a SNAPSHOT version.

Change-Id: Ia94489be05f7e186c77844076626f3af495df10b
diff --git a/WORKSPACE b/WORKSPACE
index 323af6a..f319991 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -12,12 +12,8 @@
     "gerrit_api",
 )
 
-# Load release Plugin API
 gerrit_api()
 
-# Load snapshot Plugin API
-#gerrit_api(version = "3.0.xy-SNAPSHOT")
-
 load(":external_plugin_deps.bzl", "external_plugin_deps")
 
 external_plugin_deps(omit_commons_codec = False)