change gpg_key

$ cp -r ~/.password-store ~/.password-store.backup
$ cd ~/.password-store
$ pass init <new-gpg-key-hash>
    Password store initialized for <new-gpg-key-hash>
    folder1/pass1: reencrypting to <new-gpg-key-hash> 
    gpg: Note: secret key <old-gpg-key-hash> expired at Tue XX Jul 2021 XX:YY:ZZ AM EDT
    folder2/pass1: reencrypting to <new-gpg-key-hash> 
    gpg: Note: secret key <old-gpg-key-hash> expired at Tue XX Jul 2021 XX:YY:ZZ AM EDT

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