UI text changes

[jabrah]

When creating a new submission and selecting repositories:

• [x] Change “PMC” in dropdown boxes to “PubMed Central”
• [x] Change “NSF PAR” to “National Science Foundation Public Access Repository”
• [x] Change “JHU-IR” to “JScholarship — JHU Publications Repository”

[birkland]

Resolved with ac860ab