Limit the number of commits to checkout to 3000

Should speed up this workflow

Seems like a reasonable number (for Cura) at the
time of writing that would include up until 4.13.1

Contributes to CURA-9459

.github/workflows/conan-recipe-version.yml

@@ -45,7 +45,7 @@ jobs:
                 uses: actions/checkout@v3
                 with:
                     ref: ${{ github.head_ref }}
-                    fetch-depth: 0
+                    fetch-depth: 3000
 
             -   name: Setup Python and pip
                 uses: actions/setup-python@v4