Fixed syntax error in .github/workflows/docs.yml

[alexmerlin]

---

name: 🐞 Bug Fix
about: A new syntax error has been introduced with the latest commit for .github/workflows/docs.yml.
labels: bug

---

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Description

The latest commit for .github/workflows/docs.yml introduced a syntax error by using an incomplete variable - this PR fixes it.

In case this PR introduced TypeScript/JavaScript code changes:

• I have written test cases for the changes in this pull request
• I have run npm run format before the commit.
• I have run npm run lint before the commit.
• I have run npm run release before the commit.
• npm test returns with no unit test errors and all code covered.

In case this PR edits any scripts:

• I have checked the edited scripts for syntax.
• I have tested the changes in an integration test (If yes, provide workflow YAML and link).

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (981ce2a) to head (fb9c2a9).
Report is 4 commits behind head on develop.

Additional details and impacted files

@@            Coverage Diff            @@
##           develop      #890   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            7         7           
  Lines          806       806           
  Branches       291       291           
=========================================
  Hits           806       806           

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[shivammathur]

@alexmerlin Thanks!