Merge branch 'lineage/is-append-only-subsume' of https://github.com/g…

…rafana/thema into lineage/is-append-only-subsume

lineage.go

@@ -283,7 +283,7 @@ func (lin *unaryConvLineage[T]) TypedSchema() TypedSchema[T] {
 	return lin.tsch
 }
 
-// IsAppenOnly returns nil if the new lineage only contains new schemas compared to the old one.
+// IsAppendOnly returns nil if the new lineage only contains new schemas compared to the old one.
 // It returns an error if old schemas are updated or deleted.
 func IsAppendOnly(oldLineage Lineage, newLineage Lineage) error {
 	oldSchemas := oldLineage.All()