Update .github/workflows/documentation.yml

Co-authored-by: Dilum Aluthge <dilum@aluthge.com>

Author: pebeto

.github/workflows/documentation.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: julia-actions/setup-julia@latest
         with:
-          version: '1.10'
+          version: 'lts'
       - name: Install dependencies
         run: julia --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd())); Pkg.instantiate()'
       - name: Build and deploy