Revert "Don’t attempt to sign .cstemp files"
Revert "Don’t attempt to sign .cstemp files"

This reverts commit c0df5b1d57b2e63452edb9f0726fd8603f8c394e.

Squirrel/Squirrel.Mac,emiscience/Squirrel.Mac,Squirrel/Squirrel.Mac,emiscience/Squirrel.Mac,EdZava/Squirrel.Mac,Squirrel/Squirrel.Mac,EdZava/Squirrel.Mac,EdZava/Squirrel.Mac,emiscience/Squirrel.Mac