pidgin/pidgin

Replace JabberRegisterCBData with PurpleKeyValuePair

2021-02-28, Arkadiy Illarionov
1b672557ad9f
Replace JabberRegisterCBData with PurpleKeyValuePair

Replace `JabberRegisterCBData` with `PurpleKeyValuePair`.

Testing Done:
Compile, run.

Reviewed at https://reviews.imfreedom.org/r/543/
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