Update RFC table in README (#190)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

README.md

@@ -67,12 +67,11 @@ future state of the libraries and to discover projects for contribution.
 [72](https://github.com/aws/aws-cdk-rfcs/issues/72)|[Stack Policy](https://github.com/aws/aws-cdk-rfcs/issues/72)||💡 proposed
 [73](https://github.com/aws/aws-cdk-rfcs/issues/73)|[AWS Resource Model](https://github.com/aws/aws-cdk-rfcs/issues/73)||💡 proposed
 [74](https://github.com/aws/aws-cdk-rfcs/issues/74)|[Common API for Resources with Web Addresses](https://github.com/aws/aws-cdk-rfcs/issues/74)||💡 proposed
-[77](https://github.com/aws/aws-cdk-rfcs/issues/77)|[Import L1s from CloudFormation Registry](https://github.com/aws/aws-cdk-rfcs/issues/77)||💡 proposed
+[77](https://github.com/aws/aws-cdk-rfcs/issues/77)|[On-demand import of CloudFormation Resources from Registry](https://github.com/aws/aws-cdk-rfcs/issues/77)||💡 proposed
 [78](https://github.com/aws/aws-cdk-rfcs/issues/78)|[Feature proposal: Workspaces](https://github.com/aws/aws-cdk-rfcs/issues/78)||💡 proposed
 [82](https://github.com/aws/aws-cdk-rfcs/issues/82)|[Loosely Coupled Stacks through SSM Parameters](https://github.com/aws/aws-cdk-rfcs/issues/82)||💡 proposed
 [83](https://github.com/aws/aws-cdk-rfcs/issues/83)|[Global Name Prefix](https://github.com/aws/aws-cdk-rfcs/issues/83)||💡 proposed
 [86](https://github.com/aws/aws-cdk-rfcs/issues/86)|[AWS Account Alias Resource](https://github.com/aws/aws-cdk-rfcs/issues/86)||💡 proposed
-[87](https://github.com/aws/aws-cdk-rfcs/issues/87)|[On-Demand CFN Resource Generator](https://github.com/aws/aws-cdk-rfcs/issues/87)||💡 proposed
 [109](https://github.com/aws/aws-cdk-rfcs/issues/109)|[Elasticache L2 Constructs](https://github.com/aws/aws-cdk-rfcs/issues/109)||💡 proposed
 [116](https://github.com/aws/aws-cdk-rfcs/issues/116)|[Easier identification of experimental modules](https://github.com/aws/aws-cdk-rfcs/issues/116)|[@rix0rrr](https://github.com/rix0rrr)|💡 proposed
 [118](https://github.com/aws/aws-cdk-rfcs/issues/118)|[New CDK Major Version](https://github.com/aws/aws-cdk-rfcs/issues/118)||💡 proposed