Delete unused slf4j dependency

PiperOrigin-RevId: 282780965
diff --git a/src/main/java/com/google/devtools/build/lib/BUILD b/src/main/java/com/google/devtools/build/lib/BUILD
index 4e55084..ff6ebb1 100644
--- a/src/main/java/com/google/devtools/build/lib/BUILD
+++ b/src/main/java/com/google/devtools/build/lib/BUILD
@@ -915,9 +915,6 @@
     resources = [
         "bazel/repository/local_config_platform.WORKSPACE",
     ],
-    runtime_deps = [
-        "//third_party:slf4j",
-    ],
     deps = [
         ":build-base",
         ":events",