book: Fix ZK circuit paths for RLN page

doc/src/crypto/rln.md

@@ -127,13 +127,13 @@ $$ a_0 = \sum_{j=0}^{k-1} y_j \prod_{\begin{smallmatrix} m\,=\,0 \\ m\,\ne\,j \e
 ### Interaction
 
 ```
-{{#include ../../../script/research/rln/signal.zk}}
+{{#include ../../../script/research/rln/rlnv1/signal.zk}}
 ```
 
 ### Slashing
 
 ```
-{{#include ../../../script/research/rln/slash.zk}}
+{{#include ../../../script/research/rln/rlnv1/slash.zk}}
 ```
 
 [^1]: <https://en.wikipedia.org/wiki/Shamir's_Secret_Sharing>