Vorticity data bugs

[aburrell]

Description

Fixes #143 and #142.

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• This change requires a documentation update

How Has This Been Tested?

import datetime as dt
import numpy as np
import ocbpy
stime = dt.datetime(2000,1,1)
etime = dt.datetime(2005,1,1)
dual = ocbpy.DualBoundary(stime=stime, etime=etime, hemisphere=1)
np.all(dual.eab_ind < dual.eab.records)  # Should be True; if bug exists, this will be False

Test Configuration

• Operating system: OS X Ventura
• Version number: Python 3.10
• Any details about your local setup that are relevant: N/A

Checklist:

• Make sure you are merging into the develop (not main) branch
• My commits are formatted appropriately (following the SciPy/NumPy style)
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules
• Add a note to Changelog.rst, summarising the changes
• Add yourself to AUTHORS.rst and .zenodo.json

[coveralls]

coverage: 99.723%. first build
when pulling 157f474 on vort_bug
into 728bfcb on develop.