Update module code.sajari.com/docconv to v1.2.1

[mend-for-github-com]

This PR contains the following updates:

Package	Type	Update	Change
code.sajari.com/docconv	require	patch	v1.2.0 -> v1.2.1

By merging this PR, the issue #284 will be automatically resolved and closed:

Severity	CVSS Score	CVE
Critical	9.8	CVE-2022-4643
Medium	6.5	CVE-2022-4741

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Release Notes

sajari/docconv (code.sajari.com/docconv)

v1.2.1

Compare Source

Vulnerabilities fixed:

• deprecated protobuf dependency (#​107)
• msoleps stack overflow bug (dependency updated) (#​108)
• remote code execution vulnerability in the PDF OCR converter (#​110)
• unbounded memory consumption when reading files from ZIP archive (#​111)

Other:

• improvements to client error messages (#​113)

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