Correct late breaking change (#2131)

I even confirmed that list.remove() is an in-place operation, then must
of gotten distracted making the actual change :-(

I feel great shame.

Author: andrewpollock

osv/ecosystems/bioconductor.py

@@ -60,7 +60,7 @@ def _enumerate_versions(self,
     # Currently breaking on 3.19,
     # see https://github.com/google/osv.dev/pull/1477/files#r1575458933
     try:
-      bioc_versions = bioc_versions.remove('3.19')
+      bioc_versions.remove('3.19')
     except ValueError:
       pass
     for version in bioc_versions: