Update the bots links in the README.md

Author: shahmishal

README.md

@@ -10,6 +10,7 @@
 | **Ubuntu 18.04** | x86_64 | [![Build Status](https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-18_04/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-18_04)|[![Build Status](https://ci.swift.org/job/oss-swift-package-linux-ubuntu-18_04/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-package-linux-ubuntu-18_04)|
 | **Ubuntu 20.04** | x86_64 | [![Build Status](https://ci.swift.org/job/oss-swift-package-ubuntu-20_04/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-package-ubuntu-20_04)|[![Build Status](https://ci.swift.org/job/oss-swift-package-ubuntu-20_04/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-package-ubuntu-20_04)|
 | **CentOS 8** | x86_64 | [![Build Status](https://ci.swift.org/job/oss-swift-package-centos-8/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-package-centos-8)|[![Build Status](https://ci.swift.org/job/oss-swift-package-centos-8/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-package-centos-8)|
+| **CentOS 7** | x86_64 | [![Build Status](https://ci.swift.org/job/oss-swift-package-centos-7/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-package-centos-7)|[![Build Status](https://ci.swift.org/job/oss-swift-package-centos-7/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-package-centos-7)|
 | **Amazon Linux 2** | x86_64 | [![Build Status](https://ci.swift.org/job/oss-swift-package-amazon-linux-2/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-package-amazon-linux-2)|[![Build Status](https://ci.swift.org/job/oss-swift-package-amazon-linux-2/lastCompletedBuild/badge/icon)](https://ci.swift.org/job/oss-swift-package-amazon-linux-2)|
 
 **Swift Community-Hosted CI Platforms**
@@ -26,13 +27,6 @@
 |**[Windows 2019 (VS 2017)](https://github.com/apple/swift-community-hosted-continuous-integration/blob/master/nodes/x86_64_windows_2019.json)** | x86_64 | [![Build Status](https://ci-external.swift.org/job/oss-swift-windows-x86_64/lastCompletedBuild/badge/icon)](https://ci-external.swift.org/job/oss-swift-windows-x86_64)|
 |**[Windows 2019 (VS 2019)](https://github.com/apple/swift-community-hosted-continuous-integration/blob/master/nodes/x86_64_windows_2019_VS2019.json)** | x86_64 | [![Build Status](https://ci-external.swift.org/job/oss-swift-windows-x86_64-vs2019/lastCompletedBuild/badge/icon)](https://ci-external.swift.org/job/oss-swift-windows-x86_64-vs2019)|
 
-**Swift TensorFlow Community-Hosted CI Platforms**
-
-| **OS** | **Architecture** | **Build** |
-|---|:---:|:---:|
-|**[Ubuntu 18.04](https://github.com/apple/swift-community-hosted-continuous-integration/blob/master/nodes/x86_64_ubuntu_18_04_tensorflow.json)** | x86_64 |[![Build Status](https://ci-external.swift.org/job/oss-swift-RA-linux-ubuntu-18.04-tensorflow/lastCompletedBuild/badge/icon)](https://ci-external.swift.org/job/oss-swift-RA-linux-ubuntu-18.04-tensorflow)|
-|**[macOS 10.13](https://github.com/apple/swift-community-hosted-continuous-integration/blob/master/nodes/x86_64_macos_high_sierra_tensorflow.json)** | x86_64 |[![Build Status](https://ci-external.swift.org/job/oss-swift-RA-macOS-tensorflow/lastCompletedBuild/badge/icon)](https://ci-external.swift.org/job/oss-swift-RA-macOS-tensorflow)|
-
 ## Welcome to Swift
 
 Swift is a high-performance system programming language.  It has a clean