[infra] Add samples_repository to :infra

Bug: 112403
Change-Id: I9d910153fd4e065b783e635f2e480613800b15f0
diff --git a/BUILD.bazel b/BUILD.bazel
index 73c9edc..1632e7d 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -11,5 +11,6 @@
     name = "infra",
     build_only = [
         "//src/hello_rust:pkg",
+        "//src:samples_repository",
     ],
 )
diff --git a/src/BUILD.bazel b/src/BUILD.bazel
index 632d161..dfad71d 100644
--- a/src/BUILD.bazel
+++ b/src/BUILD.bazel
@@ -12,4 +12,5 @@
     testonly = True,
     repo_name = "fuchsiasamples.com",
     deps = [],
+    visibility = ["//visibility:public"],
 )