Fixes: hashicorp#9104
```
▶ acctests aws TestAccAWSSsmParameterDataSource_
=== RUN TestAccAWSSsmParameterDataSource_basic
=== PAUSE TestAccAWSSsmParameterDataSource_basic
=== RUN TestAccAWSSsmParameterDataSource_fullPath
=== PAUSE TestAccAWSSsmParameterDataSource_fullPath
=== CONT TestAccAWSSsmParameterDataSource_basic
=== CONT TestAccAWSSsmParameterDataSource_fullPath
--- PASS: TestAccAWSSsmParameterDataSource_fullPath (36.58s)
--- PASS: TestAccAWSSsmParameterDataSource_basic (57.87s)
PASS
ok github.com/terraform-providers/terraform-provider-aws/aws 57.936s
```
```
▶ acctests aws TestAccAWSSSMParameter_
=== RUN TestAccAWSSSMParameter_importBasic
=== PAUSE TestAccAWSSSMParameter_importBasic
=== RUN TestAccAWSSSMParameter_basic
=== PAUSE TestAccAWSSSMParameter_basic
=== RUN TestAccAWSSSMParameter_Tier
=== PAUSE TestAccAWSSSMParameter_Tier
=== RUN TestAccAWSSSMParameter_disappears
=== PAUSE TestAccAWSSSMParameter_disappears
=== RUN TestAccAWSSSMParameter_overwrite
=== PAUSE TestAccAWSSSMParameter_overwrite
=== RUN TestAccAWSSSMParameter_updateTags
=== PAUSE TestAccAWSSSMParameter_updateTags
=== RUN TestAccAWSSSMParameter_updateDescription
=== PAUSE TestAccAWSSSMParameter_updateDescription
=== RUN TestAccAWSSSMParameter_changeNameForcesNew
=== PAUSE TestAccAWSSSMParameter_changeNameForcesNew
=== RUN TestAccAWSSSMParameter_fullPath
=== PAUSE TestAccAWSSSMParameter_fullPath
=== RUN TestAccAWSSSMParameter_secure
=== PAUSE TestAccAWSSSMParameter_secure
=== RUN TestAccAWSSSMParameter_secure_with_key
=== PAUSE TestAccAWSSSMParameter_secure_with_key
=== RUN TestAccAWSSSMParameter_secure_keyUpdate
=== PAUSE TestAccAWSSSMParameter_secure_keyUpdate
=== CONT TestAccAWSSSMParameter_importBasic
=== CONT TestAccAWSSSMParameter_changeNameForcesNew
=== CONT TestAccAWSSSMParameter_overwrite
=== CONT TestAccAWSSSMParameter_disappears
--- PASS: TestAccAWSSSMParameter_disappears (21.59s)
=== CONT TestAccAWSSSMParameter_updateDescription
--- PASS: TestAccAWSSSMParameter_importBasic (35.16s)
=== CONT TestAccAWSSSMParameter_Tier
--- PASS: TestAccAWSSSMParameter_overwrite (53.83s)
=== CONT TestAccAWSSSMParameter_updateTags
--- PASS: TestAccAWSSSMParameter_changeNameForcesNew (54.77s)
=== CONT TestAccAWSSSMParameter_basic
--- PASS: TestAccAWSSSMParameter_updateDescription (51.00s)
=== CONT TestAccAWSSSMParameter_secure_with_key
--- PASS: TestAccAWSSSMParameter_basic (29.44s)
=== CONT TestAccAWSSSMParameter_secure_keyUpdate
--- PASS: TestAccAWSSSMParameter_updateTags (53.12s)
=== CONT TestAccAWSSSMParameter_secure
--- PASS: TestAccAWSSSMParameter_Tier (77.31s)
=== CONT TestAccAWSSSMParameter_fullPath
--- PASS: TestAccAWSSSMParameter_secure (29.33s)
--- PASS: TestAccAWSSSMParameter_fullPath (30.45s)
--- PASS: TestAccAWSSSMParameter_secure_with_key (74.49s)
--- PASS: TestAccAWSSSMParameter_secure_keyUpdate (98.21s)
PASS
ok github.com/terraform-providers/terraform-provider-aws/aws 182.479s
```