Update jinja2 requirement from <3,>=2 to >=2,<4

[dependabot]

Updates the requirements on jinja2 to permit the latest version.

Release notes

Sourced from jinja2's releases.

3.0.3

• Changes: https://jinja.palletsprojects.com/en/3.0.x/changes/#version-3-0-3

Changelog

Sourced from jinja2's changelog.

Version 3.0.3

Released 2021-11-09

• Fix traceback rewriting internals for Python 3.10 and 3.11. :issue:1535
• Fix how the native environment treats leading and trailing spaces when parsing values on Python 3.10. :pr:1537
• Improve async performance by avoiding checks for common types. :issue:1514
• Revert change to hash(Node) behavior. Nodes are hashed by id again :issue:1521
• PackageLoader works when the package is a single module file. :issue:1512

Version 3.0.2

Released 2021-10-04

• Fix a loop scoping bug that caused assignments in nested loops to still be referenced outside of it. :issue:1427
• Make compile_templates deterministic for filter and import names. :issue:1452, 1453
• Revert an unintended change that caused Undefined to act like StrictUndefined for the in operator. :issue:1448
• Imported macros have access to the current template globals in async environments. :issue:1494
• PackageLoader will not include a current directory (.) path segment. This allows loading templates from the root of a zip import. :issue:1467

Version 3.0.1

Released 2021-05-18

• Update MarkupSafe dependency to >= 2.0. :pr:1418
• Mark top-level names as exported so type checking understands imports in user projects. :issue:1426
• Fix some types that weren't available in Python 3.6.0. :issue:1433
• The deprecation warning for unneeded autoescape and with_ extensions shows more relevant context. :issue:1429
• Fixed calling deprecated jinja2.Markup without an argument. Use markupsafe.Markup instead. :issue:1438
• Calling sync render for an async template uses asyncio.run on Python >= 3.7. This fixes a deprecation that Python 3.10

... (truncated)

Commits

• 2a48dd8 Merge pull request #1543 from pallets/release-3.0.3
• ce1a539 release version 3.0.3
• 199b6d5 Merge pull request #1542 from pallets/package-loader-file
• eec0db8 PackageLoader works with single module file
• 46f3a68 Merge pull request #1541 from pallets/docs-pow-order
• 0d19990 document chained pow order
• 99daa2a Merge pull request #1540 from pallets/docs-macro-defaults
• a6162da rewrite docs about extending template objects
• cab5545 Merge pull request #1539 from pallets/docs-macro-defaults
• 369ff03 remove reference to macro.defaults
• Additional commits viewable in compare view

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[codecov-commenter]

Codecov Report

Merging #1569 (d83753d) into main (2770922) will decrease coverage by 12.17%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##             main    #1569       +/-   ##
===========================================
- Coverage   74.38%   62.20%   -12.18%     
===========================================
  Files          84       84               
  Lines        8441     8441               
===========================================
- Hits         6279     5251     -1028     
- Misses       2162     3190     +1028     

Impacted Files	Coverage Δ
...ecommenders/models/newsrec/io/mind_all_iterator.py	12.21% <0.00%> (-86.65%)	⬇️
recommenders/models/newsrec/io/mind_iterator.py	15.67% <0.00%> (-82.71%)	⬇️
...ommenders/models/deeprec/io/sequential_iterator.py	15.85% <0.00%> (-81.94%)	⬇️
recommenders/models/newsrec/models/base_model.py	30.90% <0.00%> (-59.40%)	⬇️
...deeprec/models/sequential/sequential_base_model.py	46.97% <0.00%> (-48.33%)	⬇️
recommenders/models/geoimc/geoimc_data.py	41.66% <0.00%> (-44.80%)	⬇️
...enders/models/deeprec/io/dkn_item2item_iterator.py	45.61% <0.00%> (-42.11%)	⬇️
...menders/models/deeprec/models/graphrec/lightgcn.py	51.47% <0.00%> (-40.24%)	⬇️
recommenders/datasets/mind.py	0.00% <0.00%> (-30.85%)	⬇️
recommenders/datasets/movielens.py	77.52% <0.00%> (-14.61%)	⬇️
... and 10 more

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[miguelgfierro]

@anargyri, what do you think of adding this?

[anargyri]

As long as it passes the tests it's ok with me. This has the latest staging merged, hasn't it?