Remove some failures from libjdwp_oj_art_failures.txt

Several tests have been fixed by patches to external/oj-libjdwp.

Bug: 62821960
Bug: 66903181
Bug: 66903662
Bug: 66904008

Test: ./art/tools/run-jdwp-tests.sh                                \
         --mode=host                                               \
         --debug                                                   \
         --variant=x64                                             \
         -Xplugin:$ANDROID_HOST_OUT/lib64/libopenjdkjvmtid.so      \
         --jdwp-path $ANDROID_HOST_OUT/lib64/libjdwp.so            \
         --expectations $PWD/art/tools/libjdwp_oj_art_failures.txt

Change-Id: I3ba0881b9482561d370da540b165188349235633