Change status of DMPTool test DOIs

[mariagould]

DMPTool team created test production DOIs in EZID that should not be publicly available. Status needs to be changed to "unavailable."

• 10.48321/d1js30
• 10.48321/d1c01r
• 10.48321/d1530j
• 10.48321/d13591
• 10.48321/D11S53
• 10.48321/D1X31R

[mariagould]

All of these DOIs are now set to unavailable.