bazel: Fixing license bazel rule for 3p/fuchsia directory

Bug: 365825622
Change-Id: I9acb7ea7e70045f318ebcb8e92b91bd69945eca0
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/234991
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Docs-Not-Needed: Ben Lawson <benlawson@google.com>
Presubmit-Verified: CQ Bot Account <pigweed-scoped@luci-project-accounts.iam.gserviceaccount.com>
Commit-Queue: Jerry Belton <jcecil@google.com>
Reviewed-by: Ben Lawson <benlawson@google.com>
Reviewed-by: Ted Pudlik <tpudlik@google.com>

third_party/fuchsia/BUILD.bazel

@@ -12,9 +12,18 @@
 # License for the specific language governing permissions and limitations under
 # the License.
 
-package(default_visibility = ["//visibility:public"])
+load("@rules_license//rules:license.bzl", "license")
 
-licenses(["notice"])
+package(
+    default_applicable_licenses = [":license_fuchsia"],
+    default_visibility = ["//visibility:public"],
+)
+
+license(
+    name = "license_fuchsia",
+    package_name = "Fuchsia (third_party)",
+    license_text = ":repo/LICENSE",
+)
 
 # Allows downstream projects to provide an alternative implementation of fit.
 #