fix(screenshots.yml): remove commented out push paths and branches-ignore feat(screenshots.yml): limit parallel jobs to 1 to prevent race conditions fix(screenshots.json): adjust geometry for azure-cloud-shell.png screenshot for better positioning

fix(screenshots.yml): remove commented out push paths and branches-ignore feat(screenshots.yml): limit parallel jobs to 1 to prevent race conditions fix(screenshots.json): adjust geometry for azure-cloud-shell.png screenshot for better positioning #152