dre: remove OMX

* OMX HW video codecs are no longer used after enabling Codec2
 * OMX HW audio codecs won't work without QCOM A/V enhancements, which
   we don't have on Lineage.

Change-Id: I65852151c8fb6387add5fc4402ba3f13c97b5f64

extract-files.py

@@ -45,7 +45,6 @@ lib_fixups: lib_fixups_user_type = {
         'vendor.qti.imsrtpservice@3.0',
     ): lib_fixup_vendor_suffix,
     (
-        'libOmxCore',
         'libwpa_client',
     ): lib_fixup_remove,
 }