remove grakn-core from release-validate check

Author: Soroush Saffari

BUILD.bazel

@@ -43,9 +43,6 @@ artifact_extractor(
 release_validate_deps(
     name = "release-validate-deps",
     refs = "@graknlabs_workbase_workspace_refs//:refs.json",
-    tagged_deps = [
-        "graknlabs_grakn_core",
-        "graknlabs_client_nodejs",
-    ],
+    tagged_deps = ["graknlabs_client_nodejs"],
     tags = ["manual"]  # avoids running this target when executing bazel test //...
 )