[release] Boost 1.80.0 Release Candidate 1 is available

From: Marshall Clow (mclow.lists_at_[hidden])
Date: 2022-08-04 13:25:40

The first release candidates for the 1.80.0 release are now available at:
<https://boostorg.jfrog.io/artifactory/main/release/1.80.0/source/>

The SHA256 checksums are as follows:

4b2136f98bdd1f5857f1c3dea9ac2018effe65286cf251534b6ae20cc45e1847	boost_1_80_0_rc1.tar.gz
1e19565d82e43bc59209a168f5ac899d3ba471d55c7610c677d4ccf2c9c500c0	boost_1_80_0_rc1.tar.bz2
d12a2af721e22dbfb984ef061ee4c4ab2387f1904f6d65bc5acebaa34d6366ec	boost_1_80_0_rc1.7z
e34756f63abe8ac34b35352743f17d061fcc825969a2dd8458264edb38781782	boost_1_80_0_rc1.zip

As always, the release managers would appreciate it if you download the
candidate of your choice and give building it a try. Please report both
success and failure, and anything else that is noteworthy.

-- The Release managers