Fix gradient_descent returning after first epoch due to indentation bug#2

Copilot wants to merge 2 commits into

mainsing-git/DeepLearning_FS26:mainfrom

copilot/vscode-mmi6luie-0sdosing-git/DeepLearning_FS26:copilot/vscode-mmi6luie-0sdoCopy head branch name to clipboard