Update zathura to 0.4.4

Summary:
Changelog:

• Various fixes and improvements
• Update translations
• Add fish completion
• Use SPDX license identifiers
• Generate icons from svg

Depends on D7568

Signed-off-by: Algent Albrahimi <algent@protonmail.com>

Test Plan: Install locally. Opened a PDF file and check if commands are working correctly.

Reviewers: Triage Team, JoshStrobl

Reviewed By: Triage Team, JoshStrobl

Subscribers: JoshStrobl

Differential Revision: https://dev.getsol.us/D7569