bump up layer size limit

Author: taegyunkim

scripts/check_layer_size.sh

@@ -8,8 +8,8 @@
 # Compares layer size to threshold, and fails if below that threshold
 
 set -e
-MAX_LAYER_COMPRESSED_SIZE_KB=$(expr 6 \* 1024)
-MAX_LAYER_UNCOMPRESSED_SIZE_KB=$(expr 15 \* 1024)
+MAX_LAYER_COMPRESSED_SIZE_KB=$(expr 8 \* 1024)
+MAX_LAYER_UNCOMPRESSED_SIZE_KB=$(expr 22 \* 1024)
 
 
 LAYER_FILES_PREFIX="datadog_lambda_py"