Add cexplorer links for policies and addresses

Author: ross-spencer

docs/developer-manual/consume.md

@@ -26,12 +26,20 @@ Policy ID:
 104d51dd927761bf5d50d32e1ede4b2cff477d475fe32f4f780a4b21
 ```
 
+On [preprod.cexplorer][preprod-1].
+
+[preprod-1]: https://preprod.cexplorer.io/policy/104d51dd927761bf5d50d32e1ede4b2cff477d475fe32f4f780a4b21/mint
+
 Smart contract address:
 
 ```text
 addr_test1wrtcecfy7np3sduzn99ffuv8qx2sa8v977l0xql8ca7lgkgmktuc0
 ```
 
+On [preprod.cexplorer][preprod-2].
+
+[preprod-2]: https://preprod.cexplorer.io/address/addr_test1wrtcecfy7np3sduzn99ffuv8qx2sa8v977l0xql8ca7lgkgmktuc0
+
 ### Mainnet
 
 Policy ID:
@@ -40,12 +48,20 @@ Policy ID:
 2cccc05192920ff1eb02bcfa7bb2a1fc5352ce58391d7ba3c66a555b
 ```
 
+On [cexplorer][cexplorer-1].
+
+[cexplorer-1]: https://cexplorer.io/policy/2cccc05192920ff1eb02bcfa7bb2a1fc5352ce58391d7ba3c66a555b
+
 Smart contract address:
 
 ```text
 addr1w8tcecfy7np3sduzn99ffuv8qx2sa8v977l0xql8ca7lgkgq7lqh2
 ```
 
+On [cexplorer][cexplorer-2].
+
+[cexplorer-2]: https://cexplorer.io/address/addr1w8tcecfy7np3sduzn99ffuv8qx2sa8v977l0xql8ca7lgkgq7lqh2
+
 Minting policy identifiers are critical as fact statements should be verified as
 coming from a known source. These identifiers also provides the ability to
 filter all of the UTxO at a given smart contract address and to filter out