more table test cases, fixed adding columns using `column` method for…

[slwbuild]

• Additional test cases for table creation and update (changing folders, adding columns, etc..)
• Fixed adding columns to a table using column method (previously it only worked using table_schema method)
• Fixed Issue #33 by using DiffSuppression

$ TF_ACC=1 go test -v ./adx
=== RUN   TestProvider
--- PASS: TestProvider (0.00s)
=== RUN   TestProvider_impl
--- PASS: TestProvider_impl (0.00s)
=== RUN   TestAccADXFunction_basic
--- PASS: TestAccADXFunction_basic (4.00s)
=== RUN   TestAccADXMaterializedViewCachingPolicy_basic
--- PASS: TestAccADXMaterializedViewCachingPolicy_basic (6.13s)
=== RUN   TestAccADXMaterializedViewCachingPolicy_follower
--- PASS: TestAccADXMaterializedViewCachingPolicy_follower (36.63s)
=== RUN   TestAccMaterializedView
--- PASS: TestAccMaterializedView (4.75s)
=== RUN   TestAccMaterializedView_RLSSourceTable
--- PASS: TestAccMaterializedView_RLSSourceTable (6.80s)
=== RUN   TestAccMaterializedView_BackfillAsync
--- PASS: TestAccMaterializedView_BackfillAsync (9.49s)
=== RUN   TestAccADXTableCachingPolicy_basic
--- PASS: TestAccADXTableCachingPolicy_basic (5.37s)
=== RUN   TestAccADXTableCachingPolicy_follower
--- PASS: TestAccADXTableCachingPolicy_follower (26.71s)
=== RUN   TestAccADXTableIngestionBatchingPolicy_basic
--- PASS: TestAccADXTableIngestionBatchingPolicy_basic (4.19s)
=== RUN   TestAccTableMapping_basicJson
--- PASS: TestAccTableMapping_basicJson (2.87s)
=== RUN   TestAccTableMapping_basicCsv
--- PASS: TestAccTableMapping_basicCsv (2.65s)
=== RUN   TestAccADXTablePartitioningPolicy_basic
--- PASS: TestAccADXTablePartitioningPolicy_basic (6.26s)
=== RUN   TestAccADXTableStreamingIngestionPolicy_basic
--- PASS: TestAccADXTableStreamingIngestionPolicy_basic (6.02s)
=== RUN   TestAccADXTable_basic
--- PASS: TestAccADXTable_basic (3.66s)
=== RUN   TestAccADXTable_basic_inline
--- PASS: TestAccADXTable_basic_inline (3.03s)
=== RUN   TestADXTable_unescapeTableSchema
--- PASS: TestADXTable_unescapeTableSchema (0.00s)
=== RUN   TestUtils_unescapeEntityName
--- PASS: TestUtils_unescapeEntityName (0.00s)
PASS
ok      github.com/favoretti/terraform-provider-adx/adx 128.788s