Disallow invalid email addresses in contact

[mbwatson]

          <p><small>Note: This comment gets updated with every commit</small></p> <details> <summary> <p>Git SHA: <code>d78107e32271d81e3910b9da77b07207d74d56a9</code></p> <p>Site: <code>projectportal.nc.gov</code></p> <h3>Pa11y test status: <strong>FAIL</strong></h3> </summary> <pre><code> {
"total": 43,
"passes": 42,
"errors": 1,
"results": {
    "http://localhost:9000/project/admin-sos/": [],
    "http://localhost:9000/project/applicant-intern-data/": [],
    "http://localhost:9000/project/commerce-pathways/": [],
    "http://localhost:9000/project/covid-nonprofit-impact/": [],
    "http://localhost:9000/project/dac-mental-health-providers-training/": [],
    "http://localhost:9000/project/dac-research-agenda/": [],
    "http://localhost:9000/project/data-literacy-pathways/": [],
    "http://localhost:9000/project/digital-tax-compliance/": [],
    "http://localhost:9000/project/doi-inspectors/": [],
    "http://localhost:9000/project/dps-pulheat/": [],
    "http://localhost:9000/project/evaluation-fund/": [],
    "http://localhost:9000/project/eval-fund-pap-peer-reviewers/": [],
    "http://localhost:9000/project/finish-line-grants/": [],
    "http://localhost:9000/project/grant-application-process/": [],
    "http://localhost:9000/project/hhs-divert-women-treatment/": [],
    "http://localhost:9000/project/great-grant/": [],
    "http://localhost:9000/project/indigent-defense-services/": [],
    "http://localhost:9000/project/law-enforcement-training-effectiveness/": [],
    "http://localhost:9000/project/nc-state-talent-pipeline/": [],
    "http://localhost:9000/project/nc-epa-ofcm/": [],
    "http://localhost:9000/project/ncdit-digital-equity-review/": [],
    "http://localhost:9000/project/ncwrc-compliance/": [],
    "http://localhost:9000/project/open-position-data/": [],
    "http://localhost:9000/project/non-payment-communication/": [],
    "http://localhost:9000/project/osp-covid-interns/": [],
    "http://localhost:9000/project/protest-and-demonstration-disparities/": [],
    "http://localhost:9000/project/reentry-policy/": [],
    "http://localhost:9000/project/public-instruction-pandemic/": [],
    "http://localhost:9000/project/sos-4projects-7r-success-rates/": [],
    "http://localhost:9000/project/sos-4projects-needs-biz-fail/": [],
    "http://localhost:9000/project/sos-4projects-newbiz-indicator/": [],
    "http://localhost:9000/project/sos-4projects-what-new-data/": [],
    "http://localhost:9000/project/us-epa-why-water-noncompliance/": [],
    "http://localhost:9000/project/wastewater-covid-19/": [
        {
            "code": "WCAG2AA.Principle4.Guideline4_1.4_1_2.H91.A.NoContent",
            "type": "error",
            "typeCode": 1,
            "message": "Anchor element found with a valid href attribute, but no link content has been supplied.",
            "context": "<a href=\"https://www.osbm.nc.gov/documents/files/redacted-covid-19-wastewater-project-progress-report/open\" class=\"text-link underline hover:no-underline\"></a>",
            "selector": "#gatsby-focus-wrapper > div > div:nth-child(2) > main > article > div > section:nth-child(1) > div:nth-child(2) > div:nth-child(1) > div:nth-child(2) > section > div > ul > li:nth-child(3) > a",
            "runner": "htmlcs",
            "runnerExtras": {}
        }
    ],
    "http://localhost:9000/project/workforce-diversity-recruiting/": [],
    "http://localhost:9000/project/youth-recidivism/": [],
    "http://localhost:9000/project/how-can-the-division-of-motor-vehicles-dmv-update-forms/": [],
    "http://localhost:9000/completed/": [],
    "http://localhost:9000/": [],
    "http://localhost:9000/ongoing/": [],
    "http://localhost:9000/about/": [],
    "http://localhost:9000/contact/": [],
    "http://localhost:9000/contact/thank-you/": []
}

}

Originally posted by @github-actions[bot] in https://github.com/thepolicylab-projectportals/nc-content/issues/416#issuecomment-1604139035