ci: Change stale GitHub workflow to run once a day

[kamilogorek]

Running it 32 times a day is a waste of resources and unnecessarily pollutes the actions list.

[github-actions]

size-limit report

Path	Base Size (2d3b861)	Current Size	Change
@sentry/browser - ES5 CDN Bundle (gzipped + minified)	20.43 KB	20.43 KB	0%
@sentry/browser - ES5 CDN Bundle (minified)	65.2 KB	65.2 KB	0%
@sentry/browser - ES6 CDN Bundle (gzipped + minified)	19.01 KB	19.01 KB	-0.02% 🔽
@sentry/browser - ES6 CDN Bundle (minified)	58.22 KB	58.22 KB	0%
@sentry/browser - Webpack (gzipped + minified)	22.3 KB	22.3 KB	0%
@sentry/browser - Webpack (minified)	76.58 KB	76.58 KB	0%
@sentry/react - Webpack (gzipped + minified)	22.33 KB	22.33 KB	0%
@sentry/nextjs Client - Webpack (gzipped + minified)	46.56 KB	46.56 KB	0%
@sentry/browser + @sentry/tracing - ES5 CDN Bundle (gzipped + minified)	27.25 KB	27.25 KB	-0.01% 🔽
@sentry/browser + @sentry/tracing - ES6 CDN Bundle (gzipped + minified)	25.62 KB	25.62 KB	-0.01% 🔽

[Lms24]

LGTM