chore(k8s/magiclove/external-secrets): cleanup unused file

Author: uhthomas

k8s/magiclove/external_secrets/BUILD.bazel

@@ -1,4 +1,4 @@
-load("@com_github_tnarg_rules_cue//cue:cue.bzl", "cue_export", "cue_library")
+load("@com_github_tnarg_rules_cue//cue:cue.bzl", "cue_library")
 
 cue_library(
     name = "cue_external_secrets_library",
@@ -23,9 +23,3 @@ cue_library(
         "//k8s/magiclove/external_secrets/webhook:cue_webhook_library",
     ],
 )
-
-cue_export(
-    name = "external_secrets",
-    src = "external-secrets.cue",
-    visibility = ["//visibility:public"],
-)