feat: add sm4 algorithms for gnome-keyring.

Mingjun Yang requested to merge ymj-uniontech.com/gcr:master into master

Now libgcrypt support sm4 algorithm, if I let gnome-keyring support sm4 algorithm, a error of the building gnome-keyring has to be appearing. According to the dependence of gnome-keyring, gcr has to add sm4 algorithms firstly.

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