f - Flip max_feerate comparison for readability in rbf/rbf_sync

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: jkczyz

lightning/src/ln/funding.rs

@@ -445,7 +445,7 @@ impl FundingTemplate {
 	) -> Result<FundingContribution, ()> {
 		let FundingTemplate { shared_input, min_rbf_feerate, prior_contribution } = self;
 		let rbf_feerate = min_rbf_feerate.ok_or(())?;
-		if max_feerate < rbf_feerate {
+		if rbf_feerate > max_feerate {
 			return Err(());
 		}
 
@@ -482,7 +482,7 @@ impl FundingTemplate {
 	) -> Result<FundingContribution, ()> {
 		let FundingTemplate { shared_input, min_rbf_feerate, prior_contribution } = self;
 		let rbf_feerate = min_rbf_feerate.ok_or(())?;
-		if max_feerate < rbf_feerate {
+		if rbf_feerate > max_feerate {
 			return Err(());
 		}