Fix broken EUIPO link in the branding page in the docs

[sequba]

Context

Link fixed

How did you test your changes?

local docs build

Types of changes

• Breaking change (a fix or a feature because of which an existing functionality doesn't work as expected anymore)
• New feature or improvement (a non-breaking change that adds functionality)
• Bug fix (a non-breaking change that fixes an issue)
• Additional language file, or a change to an existing language file (translations)
• Change to the documentation

Related issues:

Fixes #1353

Checklist:

• I have reviewed the guidelines about Contributing to HyperFormula and I confirm that my code follows the code style of this project.
• I have signed the Contributor License Agreement.
• My change is compliant with the OpenDocument standard.
• My change is compatible with Microsoft Excel.
• My change is compatible with Google Sheets.
• I described my changes in the CHANGELOG.md file.
• My changes require a documentation update.
• My changes require a migration guide.

[github-actions]

Performance comparison of head (6a5582f) vs base (c74bb21)

                                     testName |   base |   head |   change
--------------------------------------------------------------------------
                                      Sheet A | 538.31 | 545.93 |   +1.42%
                                      Sheet B | 179.98 |  181.9 |   +1.07%
                                      Sheet T | 157.96 | 159.13 |   +0.74%
                                Column ranges | 555.32 | 563.57 |   +1.49%
Sheet A:  change value, add/remove row/column |     43 |     37 |  -13.95%
 Sheet B: change value, add/remove row/column |    283 |    271 |   -4.24%
                   Column ranges - add column |    169 |    182 |   +7.69%
                Column ranges - without batch |    518 |    424 |  -18.15%
                        Column ranges - batch |     97 |    208 | +114.43%

[codecov]

Codecov Report

Merging #1354 (88fef0b) into develop (c74bb21) will decrease coverage by 0.08%.
The diff coverage is n/a.

❗ Current head 88fef0b differs from pull request most recent head 6a5582f. Consider uploading reports for the commit 6a5582f to get more accurate results

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1354      +/-   ##
===========================================
- Coverage    97.35%   97.28%   -0.08%     
===========================================
  Files          169      169              
  Lines        14416    14425       +9     
  Branches      3016     3018       +2     
===========================================
- Hits         14035    14033       -2     
- Misses         381      392      +11     

see 1 file with indirect coverage changes