Fix missing table name in exception message in CassandraVectorStore (#2842)

Updated the `Preconditions.checkState` call to include `this.schema.table`
as an argument.

Signed-off-by: jitokim <[email protected]>

Author: jitokim

vector-stores/spring-ai-cassandra-store/src/main/java/org/springframework/ai/vectorstore/cassandra/CassandraVectorStore.java

@@ -546,7 +546,7 @@ void checkSchemaValid(int vectorDimension) {
 			.getKeyspace(this.schema.keyspace)
 			.get()
 			.getTable(this.schema.table)
-			.isPresent(), "table %s does not exist");
+			.isPresent(), "table %s does not exist", this.schema.table);
 
 		TableMetadata tableMetadata = this.session.getMetadata()
 			.getKeyspace(this.schema.keyspace)