Remove unused datasource schema property

The spring.datasource.schema property was not in use and has been removed to clean up the `application-bdc.properties` file. This helps maintain the configuration file by eliminating unnecessary properties.

dictionaryweights/src/main/resources/application-bdc.properties

@@ -5,6 +5,5 @@ spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.PostgreSQLDialect
 spring.datasource.driver-class-name=com.amazonaws.secretsmanager.sql.AWSSecretsManagerPostgreSQLDriver
 spring.datasource.url=jdbc-secretsmanager:postgresql://${DATASOURCE_URL}/picsure?useUnicode=true&characterEncoding=UTF-8&autoReconnect=true&autoReconnectForPools=true
 spring.datasource.username=${DATASOURCE_USERNAME}
-spring.datasource.schema=dict
 
 weights.filename=/weights.csv