DAOS-16889 build: fix finding protobuf (#15625)

[daltonbohning]

Add a requirement to protobufc for building daos control binaries.

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[github-actions]

Ticket title is 'build fails to find protobuf-c/protobuf-c.h even though it is installed'
Status is 'Awaiting backport'
Labels: 'TACC_Frontera'
Job should run at elevated priority (1)
https://daosio.atlassian.net/browse/DAOS-16889