set VERSION to 1.8.0-beta3 (JuliaLang#44774)

 Set VERSION to 1.6.6 (JuliaLang#44742)

Merge pull request JuliaLang#44675 from JuliaLang/backports-release-1.8

More backports for julia 1.8-beta2

set VERSION to 1.8.0-beta1 (JuliaLang#44221)

[deps] Update PCRE2 URL (JuliaLang#43884) (JuliaLang#44047)

(cherry picked from commit 9769024)

Co-authored-by: Mosè Giordano <[email protected]>

 release-1.7: set VERSION to 1.7.1 (JuliaLang#43480)

release-1.6: Set VERSION to 1.6.5 (JuliaLang#43397)

release-1.7: set VERSION to 1.7.0 (JuliaLang#43243)

Set VERSION to 1.6.4 (JuliaLang#43133)

release-1.7: set VERSION to 1.7-rc3 (JuliaLang#43070)