Increase instance type size for graviton/arm64 cpu deep canaries (#4941)

* test deep canary

* increase instance type size

* Restore ['dlc_developer_config.toml']

dlc_developer_config.toml:
('Restore to '
 'https://raw.githubusercontent.com/aws/deep-learning-containers/master/dlc_developer_config.toml')

Author: sallyseok

test/dlc_tests/ec2/pytorch/inference/test_pytorch_inference.py

@@ -44,13 +44,13 @@
 )
 
 PT_EC2_CPU_GRAVITON_INSTANCE_TYPE = get_ec2_instance_type(
-    default="c6g.4xlarge", processor="cpu", arch_type="graviton"
+    default="c6g.8xlarge", processor="cpu", arch_type="graviton"
 )
 PT_EC2_GPU_GRAVITON_INSTANCE_TYPE = get_ec2_instance_type(
     default="g5g.4xlarge", processor="gpu", arch_type="graviton"
 )
 PT_EC2_CPU_ARM64_INSTANCE_TYPE = get_ec2_instance_type(
-    default="c6g.4xlarge", processor="cpu", arch_type="arm64"
+    default="c6g.8xlarge", processor="cpu", arch_type="arm64"
 )
 PT_EC2_GPU_ARM64_INSTANCE_TYPE = get_ec2_instance_type(
     default="g5g.4xlarge", processor="gpu", arch_type="arm64"

test/dlc_tests/ec2/tensorflow/inference/test_tensorflow_inference.py

@@ -36,10 +36,10 @@
     filter_function=ec2_utils.filter_only_single_gpu,
 )
 TF_EC2_GRAVITON_INSTANCE_TYPE = get_ec2_instance_type(
-    default="c6g.4xlarge", processor="cpu", arch_type="graviton"
+    default="c6g.8xlarge", processor="cpu", arch_type="graviton"
 )
 TF_EC2_ARM64_INSTANCE_TYPE = get_ec2_instance_type(
-    default="c6g.4xlarge", processor="cpu", arch_type="arm64"
+    default="c6g.8xlarge", processor="cpu", arch_type="arm64"
 )