Fixed stacktrace on evaluating deleted resource and a typo in list addition
Fixed stacktrace on evaluating deleted resource and a typo in list addition

aaronkhoo/aws-config-rules,ravvav/aws-config-rules,awslabs/aws-config-rules,awslabs/aws-config-rules,ravvav/aws-config-rules,awslabs/aws-config-rules,aaronkhoo/aws-config-rules,ravvav/aws-config-rules,aaronkhoo/aws-config-rules