Remove explicit empty version argument (#1974)

**What type of PR is this?**

Bug fix

**What package or component does this PR mostly affect?**

BCR

**What does this PR do? Why is it needed?**

**Which issues(s) does this PR fix?**

Fixes #

**Other notes for review**

MODULE.bazel

@@ -1,8 +1,7 @@
 module(
     name = "gazelle",
-    # Updated by the Publish to BCR app.
-    version = "",
     repo_name = "bazel_gazelle",
+    # version is set by the Publish to BCR app.
 )
 
 bazel_dep(name = "bazel_features", version = "1.9.1")