Fix BUILD rules for FilteredRenameDetectorTest

The FilteredRenameDetectorTest was added in [1], but bazel build rules
were not updated.

[1] https://git.eclipse.org/r/c/jgit/jgit/+/194200

Change-Id: I7fc713e19b4768176eb84e9768137431b33a805e
diff --git a/org.eclipse.jgit.test/BUILD b/org.eclipse.jgit.test/BUILD
index 6f6c88c..258e845 100644
--- a/org.eclipse.jgit.test/BUILD
+++ b/org.eclipse.jgit.test/BUILD
@@ -13,6 +13,7 @@
 ) + [PKG + c for c in [
     "api/AbstractRemoteCommandTest.java",
     "diff/AbstractDiffTestCase.java",
+    "diff/AbstractRenameDetectionTestCase.java",
     "internal/diffmergetool/ExternalToolTestCase.java",
     "internal/revwalk/ObjectReachabilityTestCase.java",
     "internal/revwalk/ReachabilityCheckerTestCase.java",