Fix Discord link (#293)

* Update README.md

* Remove check for unindexed addresses in events

---------

Co-authored-by: Peter Robinson <drinkcoffee@eml.cc>

Author: w3njah

README.md

@@ -145,6 +145,6 @@ Immutable zkEVM Contracts are released under the Apache-2.0 license. See [LICENS
 ### Socials
 
 - [Twitter](https://twitter.com/Immutable)
-- [Discord](https://discord.gg/6GjgPkp464)
+- [Discord](https://discord.gg/immutable-play)
 - [Telegram](https://t.me/immutablex)
 - [Reddit](https://www.reddit.com/r/ImmutableX/)

slither.config.json

@@ -1,5 +1,5 @@
 {
-  "detectors_to_exclude": "naming-convention, solc-version, similar-names, timestamp, assembly",
+  "detectors_to_exclude": "naming-convention, solc-version, similar-names, timestamp, assembly, unindexed-event-address",
 
   "filter_paths": "lib"
 }