aws_api_gateway_rest_api: fix crash on binary_media_types attribute

[johnsonaj]

Description

Crash on resource

Relations

Closes #31827

References

Output from Acceptance Testing

$ make testacc TESTARGS='-run=TestAccAPIGatewayRestAPI_' PKG=apigateway

==> Checking that code complies with gofmt requirements...
TF_ACC=1 go test ./internal/service/apigateway/... -v -count 1 -parallel 20  -run=TestAccAPIGatewayRestAPI_ -timeout 180m
--- PASS: TestAccAPIGatewayRestAPI_basic (32.63s)
--- PASS: TestAccAPIGatewayRestAPI_Policy_basic (70.20s)
--- PASS: TestAccAPIGatewayRestAPI_Policy_setByBody (139.79s)
--- PASS: TestAccAPIGatewayRestAPI_Policy_overrideBody (216.69s)
--- PASS: TestAccAPIGatewayRestAPI_MinimumCompressionSize_setByBody (246.42s)
--- PASS: TestAccAPIGatewayRestAPI_EndpointVPCEndpointIDs_setByBody (258.52s)
--- PASS: TestAccAPIGatewayRestAPI_Policy_order (22.00s)
--- PASS: TestAccAPIGatewayRestAPI_FailOnWarnings (356.82s)
--- PASS: TestAccAPIGatewayRestAPI_Description_overrideBody (400.04s)
--- PASS: TestAccAPIGatewayRestAPI_APIKeySource_overrideBody (40.97s)
--- PASS: TestAccAPIGatewayRestAPI_EndpointVPCEndpointIDs_overrideToMergeBody (183.88s)
--- PASS: TestAccAPIGatewayRestAPI_apiKeySource (39.75s)
--- PASS: TestAccAPIGatewayRestAPI_EndpointVPCEndpointIDs_mergeBody (146.97s)
--- PASS: TestAccAPIGatewayRestAPI_DisableExecuteAPIEndpoint_setByBody (93.62s)
--- PASS: TestAccAPIGatewayRestAPI_DisableExecuteAPIEndpoint_overrideBody (66.77s)
--- PASS: TestAccAPIGatewayRestAPI_Description_setByBody (615.29s)
--- PASS: TestAccAPIGatewayRestAPI_BinaryMediaTypes_overrideBody (647.43s)
--- PASS: TestAccAPIGatewayRestAPI_APIKeySource_setByBody (708.11s)
--- PASS: TestAccAPIGatewayRestAPI_binaryMediaTypes (733.15s)
--- PASS: TestAccAPIGatewayRestAPI_disableExecuteAPIEndpoint (799.31s)
--- PASS: TestAccAPIGatewayRestAPI_parameters (887.46s)
--- PASS: TestAccAPIGatewayRestAPI_Endpoint_vpcEndpointIDs (445.51s)
--- PASS: TestAccAPIGatewayRestAPI_endpoint (859.67s)
--- PASS: TestAccAPIGatewayRestAPI_Name_overrideBody (997.50s)
--- PASS: TestAccAPIGatewayRestAPI_body (1072.88s)
--- PASS: TestAccAPIGatewayRestAPI_disappears (1093.21s)
--- PASS: TestAccAPIGatewayRestAPI_EndpointVPCEndpointIDs_overrideBody (883.94s)
--- PASS: TestAccAPIGatewayRestAPI_MinimumCompressionSize_overrideBody (1183.83s)
--- PASS: TestAccAPIGatewayRestAPI_Endpoint_private (1240.13s)
--- PASS: TestAccAPIGatewayRestAPI_tags (1142.05s)
--- PASS: TestAccAPIGatewayRestAPI_description (1350.87s)
--- PASS: TestAccAPIGatewayRestAPI_minimumCompressionSize (1234.03s)
--- PASS: TestAccAPIGatewayRestAPI_BinaryMediaTypes_setByBody (1679.84s)
PASS
ok  	github.com/hashicorp/terraform-provider-aws/internal/service/apigateway	1683.281s

[github-actions]

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[ewbankkit]

LGTM 🚀.

[github-actions]

This functionality has been released in v5.5.0 of the Terraform AWS Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!

[github-actions]

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