Corrected tests in self-test-on-merge-request for self_test_b.py

    - fail_3=0

    # check for crashes during the test, if any happened, fail the test

    - if [ $run_errors != 0 ] ; then echo "Run errors in self_test.py"; fail_1=$EXIT_CODE_FAIL; fi

    - if [ $run_errors != 0 ] ; then echo "Run errors in self_test.py"; fail_1=1; fi

    # check for non bitexact output and store exit code to also always run the SBA pytest

    - if [ $bitexact == 0 ] && [ $non_be_flag == 0 ] ; then echo "Non-bitexact cases without non-BE tag encountered"; fail_1=1; fi

    ### run SBA pytest

    - exit_code=0

    - python3 ./scripts/ivas_pytests/self_test_b.py --encref IVAS_cod_ref --decref IVAS_dec_ref --encdut IVAS_cod_test --decdut IVAS_dec_test || exit_code=$?

    - if [ $exit_code -eq 1 ] && [ $non_be_flag == 0 ]; then echo "pytest run had failures and non-BE flag not present"; fail_3=1; fi

    - zero_errors=$(cat report-junit.xml | grep -c 'errors="0"') || true

    - if [ $exit_code -eq 1 ] && [ $zero_errors == 1 ]; then echo "pytest run had failures, but no errors and non-BE flag present"; expected_nonbe_3=1; fi

    - if [ $exit_code -ne 0 ]; then echo "pytest run had errors"; fail_3=1; fi;

    - if [ $zero_errors != 1 ]; then echo "Run errors in SBA pytest"; fail_3=1; fi

    - if [ $exit_code -eq 1 ] && [ $non_be_flag == 0 ]; then echo "pytest run had failures without non-BE tag encountered"; fail_3=1; fi

    - if [ $exit_code -eq 1 ] && [ $non_be_flag == 1 ]; then echo "pytest run had failures with non-BE tag encountered"; expected_nonbe_3=1; fi

    # Check results from all three tests

    - if [ $fail_1 -eq 1 ] || [ $fail_2 -eq 1 ] || [ $fail_3 -eq 1 ]; then exit $EXIT_CODE_FAIL; fi