feat: deploy jan 6 batch (#5144)

### Description

deploy jan 6 batch:
- artela guru hemi nero xpla

acala/subtensor deferred due to deploy issues

### Drive-by changes

- igp updates
- fix to validator config validity check
- cherry-picked
#5145

### Related issues

hyperlane-xyz/hyperlane-registry#476

### Backward compatibility

<!--
Are these changes backward compatible? Are there any infrastructure
implications, e.g. changes that would prohibit deploying older commits
using this infra tooling?

Yes/No
-->

### Testing

manual

---------

Signed-off-by: pbio <10051819+paulbalaji@users.noreply.github.com>
Co-authored-by: Danil Nemirovsky <4614623+ameten@users.noreply.github.com>
Co-authored-by: Trevor Porter <tkporter4@gmail.com>

.changeset/serious-kangaroos-chew.md

@@ -0,0 +1,5 @@
+---
+'@hyperlane-xyz/sdk': minor
+---
+
+Deploy to new chains: artela, guru, hemi, nero, xpla.

.registryrc

@@ -1 +1 @@
-115d44069109f3ef43caeed5632f6255d9a3390a
+2184e5e3064ddec2734aa53c1aff6d9f7d958bdf

rust/main/chains/hyperlane-sealevel/src/rpc/client.rs

@@ -36,7 +36,7 @@ use crate::{
 const COMPUTE_UNIT_MULTIPLIER_NUMERATOR: u32 = 11;
 const COMPUTE_UNIT_MULTIPLIER_DENOMINATOR: u32 = 10;
 
-const PRIORITY_FEE_MULTIPLIER_NUMERATOR: u64 = 125;
+const PRIORITY_FEE_MULTIPLIER_NUMERATOR: u64 = 110;
 const PRIORITY_FEE_MULTIPLIER_DENOMINATOR: u64 = 100;
 
 pub struct SealevelTxCostEstimate {
@@ -401,7 +401,20 @@ impl SealevelRpcClient {
                 / COMPUTE_UNIT_MULTIPLIER_DENOMINATOR,
         );
 
-        let priority_fee = priority_fee_oracle.get_priority_fee(&simulation_tx).await?;
+        let mut priority_fee = priority_fee_oracle.get_priority_fee(&simulation_tx).await?;
+
+        if let Ok(max_priority_fee) = std::env::var("SVM_MAX_PRIORITY_FEE") {
+            let max_priority_fee = max_priority_fee.parse()?;
+            if priority_fee > max_priority_fee {
+                tracing::info!(
+                    priority_fee,
+                    max_priority_fee,
+                    "Estimated priority fee is very high, capping to a max",
+                );
+                priority_fee = max_priority_fee;
+            }
+        }
+
         // Bump the priority fee to be conservative
         let priority_fee = (priority_fee * PRIORITY_FEE_MULTIPLIER_NUMERATOR)
             / PRIORITY_FEE_MULTIPLIER_DENOMINATOR;