mod_http_oauth2: Fix inclusion of role in refreshed access tokens `refresh_token_info` does not carry the role, and due to behavior prior to prosody trunk rev a1ba503610ed it would have reverted to the users' default role. After that it instead issues a token without role which is thus not usable with e.g. mod_rest

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labels:
- Statistics
summary: 'Report malloc() stats'
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Description
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This module collects stats from `util.pposix.meminfo` usage and reports using Prosody 0.12 APIs