pidgin/pidgin

Revert RR 903

2021-09-02, Gary Kramlich
f108e108784e
Revert RR 903

Also make sure that internal.h is included before glib so that
GLIB_VERSION_MIN_REQUIRED will actually work.

Testing Done:
Compiled and verified the deprecation warnings didn't show up.

Reviewed at https://reviews.imfreedom.org/r/909/
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