Fix login bug on modal
Fix login bug on modal

<a> elements without href worked on desktop, but made a disabled link on mobile.

philiptzou/clincoded,ClinGen/clincoded,ClinGen/clincoded,philiptzou/clincoded,philiptzou/clincoded,ClinGen/clincoded,ClinGen/clincoded,philiptzou/clincoded,philiptzou/clincoded,ClinGen/clincoded