[PATCH v2 0/9] MR8664: cryptxml: Implement some stubs.

[Mohamad Al-Jaf (＠maljaf)]

Needed by Lenovo USBRecoveryCreator.

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  v2: cryptxml/tests: Add some signature validation tests.
      cryptxml: Return CRYPT_XML_STATUS_SIGNATURE_VALID from CryptXmlGetStatus().
      cryptxml: Add CryptXmlVerifySignature() stub.
      cryptxml: Implement CryptXmlGetSignature() stub.
      cryptxml: Implement CryptXmlGetDocContext() stub.
      cryptxml: Implement CryptXmlClose() stub.
      cryptxml: Implement CryptXmlOpenToDecode() stub.
      include: Add cryptxml.h.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/8664