fix artiq link

content/gateware/nmigen.md

@@ -17,7 +17,7 @@ title = "nMigen"
 
 nMigen is a reboot of [Migen](@/gateware/migen.md), our metaprogramming-based hardware description language. See the [Migen page](@/gateware/migen.md) for the basic ideas.
 
-Although Migen works very well in production (it is used, for instance, in the [ARTIQ](@/experiment-control/artiq/) experiment control system, and the <a href="https://www.amarisoft.com/" target="_blank" rel="noopener noreferrer">Amarisoft</a> base stations), its design could be improved in many fundamental ways. nMigen reimplements Migen concepts from scratch to do so. nMigen also provides an extensive compatibility layer that makes it possible to build and simulate most Migen designs unmodified, as well as integrate modules written for Migen and nMigen.
+Although Migen works very well in production (it is used, for instance, in the [ARTIQ](@/experiment-control/artiq.md) experiment control system, and the <a href="https://www.amarisoft.com/" target="_blank" rel="noopener noreferrer">Amarisoft</a> base stations), its design could be improved in many fundamental ways. nMigen reimplements Migen concepts from scratch to do so. nMigen also provides an extensive compatibility layer that makes it possible to build and simulate most Migen designs unmodified, as well as integrate modules written for Migen and nMigen.
 
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