Update config/report/forecast.jinja2

Co-authored-by: Copilot <[email protected]>
Signed-off-by: Denys Fedoryshchenko <[email protected]>

Author: nuclearcat

config/report/forecast.jinja2

@@ -48,7 +48,7 @@
                         
                         buildsHtml += `
                             <div class="build">
-                                <div onclick="toggle(this)" class="toggle"><strong>${build.name}</strong> (${build.tests.length} tests)</div>
+                                <div onclick="toggle(this)" class="toggle"><strong>${build.name}</strong> (${build.tests?.length || 0} tests)</div>
                                 ${testsHtml}
                             </div>`;
                     });