Update p7zip to 17.05

[fxcoudert]

Following JuliaPackaging/Yggdrasil#8352

[fxcoudert]

Hurray for i686-w64-mingw32:

�_bk;t=1711474377808�~~~ Running global environment hook
�_bk;t=1711474377808��[90m>�[0m C:\buildkite-agent\hooks\environment
�_bk;t=1711474377811�-> source C:\buildkite-agent\hooks/environment.d/100_gr_env.sh
�_bk;t=1711474377940�-> source C:\buildkite-agent\hooks/environment.d/101_julia_num_cores.sh
�_bk;t=1711474377999��[90m# Received cancellation signal, interrupting�[0m
�_bk;t=1711474378046�      0 [main] uname (4892) child_copy: cygheap read copy failed, 0x18034C408..0x180370B98, done 0, windows pid 4892, Win32 error 299
�_bk;t=1711474378051�    430 [main] uname (4892) C:\Program Files\Git\usr\bin\uname.exe: *** fatal error - ccalloc would have returned NULL
�_bk;t=1711474378051��[31m🚨 Error: Error setting up bootstrap: The global environment hook exited with status 3221225786�[0m

[fxcoudert]

Force-pushing to rerun on i686-w64-mingw32 and see if the failure is persistent.

[fxcoudert]

Second time's the charm. This is ready to merge.