Replace broken RIR map image with Wikimedia Commons SVG

Co-authored-by: HackingGate <[email protected]>

Author: Copilot

README.md

@@ -9,7 +9,7 @@ Generate the latest country IP ranges in CIDR notation
 
 The shell script `generate.sh` will download the latest RIR statistics files ([RIR statistics exchange format](https://www.apnic.net/about-apnic/corporate-documents/documents/resource-guidelines/rir-statistics-exchange-format/)) from the following five Regional Internet Registries (RIRs).
 
-[![rir-map.svg](https://www.iana.org/_img/2013.1/rir-map.svg)](https://www.iana.org/numbers)
+[![Regional Internet Registries world map](https://upload.wikimedia.org/wikipedia/commons/9/95/Regional_Internet_Registries_world_map.svg)](https://www.iana.org/numbers)
 
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