Bump zip4j from 2.1.2 to 2.9.1 in /wushiwan-server

[dependabot[bot]]

Bumps zip4j from 2.1.2 to 2.9.1.

Release notes

Sourced from zip4j's releases.

v2.9.1

Improvements:

• #341 Add caching to Travis build process
• #359 Add PasswordCallback for encrypted Input Streams

Bug fixes:

• #354 Skip checking for directory when reading entries
• #347 Extract contents of sub-directory even when sub-directory entry does not exist
• #348 Fix bug in sub-folder extraction when folder name appears at the end of central directory
• #363 Avoid replacing Windows file name separator
• #365 Improve file header equals check to include offset of local file header
• #380 Use exception type WRONG_PASSWORD when password is null or empty for AES

v2.9.0

Improvements:

#324 Support JDK 7 #327 Implement close() on ZipFile

Bug Fixes:

#326 Fix compression method check in AddStreamTask

v2.8.0

New Feature:

• #287 Close entry on ZipOutputStream if not manually closed when closing entry

Improvements:

• #281 Skip adding file with empty names
• #291 Fix failing tests on Windows
• #301 Set password also via a setter on ZipInputStream
• #307 Add new compression levels for deflate compression
• #311 Implement available on ZipInputStream
• #321 Avoid using StandardCharsets for older Android compatibility

Bug fixes:

• #290 Read in reverse order to determine end of central directory
• #308 Add parent file null check when determining path to zip file
• #309 Read data descriptor for a directory
• #313 Check for busy state at Abstract zip task level
• #315 Use equals when comparing for file names in entry deletion

v2.7.0

New Features:

... (truncated)

Commits

• 8609652 #365 Improve file header equals check to include offset of local file header
• 9eab02b #380 Use exception type WRONG_PASSWORD when password is null or empty for AES
• 4e5e2d4 #363 Removed invalid test
• de9bb5f Remove functional interface annotation
• ec78cea #363 Avoid replacing Windows file name separator
• 2ec68db #359 Add PasswordCallback for encrypted Input Streams
• 7a13961 #347 Use exception type FILE_NOT_FOUND when entry does not exist in zip
• 3224fb8 #347 Fix failing tests
• 9ae5253 #347 Extract contents of sub-directory even when sub-directory entry does not...
• 14aebe0 #348 Fix bug in sub-folder extraction when folder name appears at the end of ...
• Additional commits viewable in compare view

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