Add Goland Standard "cmd" Pattern for Validator Binaries (#8541)

* validator cmd

* imports

* more imports

* e2e viz

* alias

* use native alias

* add actual

* fix macro

* work on fix e2e

* add viz

* gaz

Co-authored-by: Preston Van Loon <preston@prysmaticlabs.com>

validator/db/BUILD.bazel

@@ -11,7 +11,10 @@ go_library(
         "restore.go",
     ],
     importpath = "github.com/prysmaticlabs/prysm/validator/db",
-    visibility = ["//validator:__subpackages__"],
+    visibility = [
+        "//cmd/validator:__subpackages__",
+        "//validator:__subpackages__",
+    ],
     deps = [
         "//shared/cmd:go_default_library",
         "//shared/fileutil:go_default_library",