Fix ABI ordering for lynx registry file - was incorrect due to my faulty merging after deployment.

[derekpierre]

Type of PR:

• Bugfix
• Feature
• Documentation
• Other

Required reviews:

• 1
• 2
• 3

What this does:
Fixes lynx registry after latest deployment - #234 . The ordering was incorrect after #235 .

Properly merge the deployment registry and latest lynx into a separate temporary file first then replaced lynx.json.

Issues fixed/closed:

• Fixes #...

Why it's needed:

Explain how this PR fits in the greater context of the NuCypher Network.
E.g., if this PR address a nucypher/productdev issue, let reviewers know!

Notes for reviewers:

What should reviewers focus on?
Is there a particular commit/function/section of your PR that requires more attention from reviewers?

[derekpierre]

Once merged, we'd need to copy over the updated file to nucypher - either as part of nucypher/nucypher#3419 or as a follow-up PR.

[derekpierre]

Bump on this - once merged the updated file should be added in 3419.