Add List and Update Partition implementation and Int. tests

commit 86bd8969 
Author: Rucha Deshpande <deshruch@amazon.com> 
Date: Tue Mar 02 2021 16:58:34 GMT-0600 (Central Standard Time) 

    Bug fix: Partition is updated with field id


commit bd100062 
Author: Rucha Deshpande <deshruch@amazon.com> 
Date: Tue Mar 02 2021 15:37:36 GMT-0600 (Central Standard Time) 

    Fix imports


commit 4a7f3ce9 
Author: Rucha Deshpande <deshruch@amazon.com> 
Date: Tue Mar 02 2021 15:26:15 GMT-0600 (Central Standard Time) 

    fix return code


commit d0f3b072 
Author: Rucha Deshpande <deshruch@amazon.com> 
Date: Tue Mar 02 2021 15:23:10 GMT-0600 (Central Standard Time) 

    Add updatePartition and List all Partitions implementation


commit 518affe3 
Author: Rucha Deshpande <deshruch@amazon.com> 
Date: Tue Mar 02 2021 15:13:39 GMT-0600 (Central Standard Time) 

    Add updatePartition and List all Partitions implementation


commit 98c0255e 
Author: Rucha Deshpande <deshruch@amazon.com> 
Date: Tue Mar 02 2021 10:58:41 GMT-0600 (Central Standard Time) 

    Add List and Update integration tests