Add public instance to README [skip ci]

https://search.rubberverse.xyz

README.md

@@ -630,6 +630,7 @@ A lot of the app currently piggybacks on Google's existing support for fetching
 | [https://whoogle.lunar.icu](https://whoogle.lunar.icu) | 🇩🇪 DE | Multi-choice | ✅ |
 | [https://wgl.frail.duckdns.org](https://wgl.frail.duckdns.org) | 🇧🇷 BR | Multi-choice | |
 | [https://whoogle.no-logs.com/)(https://whoogle.no-logs.com/) | 🇸🇪 SE | Multi-choice | |
+| [https://search.rubberverse.xyz](https://search.rubberverse.xyz) | 🇵🇱 PL | English | |
 
 
 * A checkmark in the "Cloudflare" category here refers to the use of the reverse proxy, [Cloudflare](https://cloudflare.com). The checkmark will not be listed for a site which uses Cloudflare DNS but rather the proxying service which grants Cloudflare the ability to monitor traffic to the website.

misc/instances.txt

@@ -15,3 +15,5 @@ https://whoogle.ungovernable.men
 https://whoogle2.ungovernable.men
 https://whoogle3.ungovernable.men
 https://wgl.frail.duckdns.org
+https://whoogle.no-logs.com
+https://search.rubberverse.xyz