Update the link for getting started in README.md (#19932)

README.md

@@ -9,7 +9,7 @@ It includes a command-line shell, an associated scripting language and a framewo
 
 ## Windows PowerShell vs. PowerShell Core
 
-Although this repository started as a fork of the Windows PowerShell code base, changes made in this repository do not make their way back to Windows PowerShell 5.1 automatically.
+Although this repository started as a fork of the Windows PowerShell codebase, changes made in this repository do not make their way back to Windows PowerShell 5.1 automatically.
 This also means that [issues tracked here][issues] are only for PowerShell Core 6 and higher.
 Windows PowerShell specific issues should be reported with the [Feedback Hub app][feedback-hub], by choosing "Apps > PowerShell" in category.
 
@@ -20,7 +20,7 @@ Windows PowerShell specific issues should be reported with the [Feedback Hub app
 
 If you are new to PowerShell and would like to learn more, we recommend reviewing the [getting started][] documentation.
 
-[getting started]: https://github.com/PowerShell/PowerShell/tree/master/docs/learning-powershell
+[getting started]: https://learn.microsoft.com/powershell/scripting/learn/more-powershell-learning
 
 ## Get PowerShell
 
@@ -34,7 +34,7 @@ You can download and install a PowerShell package for any of the following platf
 | [Ubuntu 18.04][corefx-linux]               | [.deb][lts-ubuntu18]    | [.deb][rl-ubuntu18]     | [.deb][pv-deb]        | [Instructions][in-ubuntu18]   |
 | [Ubuntu 16.04][corefx-linux]               | [.deb][lts-ubuntu16]    | [.deb][rl-ubuntu16]     | [.deb][pv-deb]        | [Instructions][in-ubuntu16]   |
 | [Debian 9][corefx-linux]                   | [.deb][lts-debian9]     | [.deb][rl-debian9]      | [.deb][pv-deb]        | [Instructions][in-deb9]       |
-| [Debian 10][corefx-linux]                  | [.deb][lts-debian10]    | [.deb][rl-debian10]     | [.deb][pv-deb]        | [Instructions][in-deb9]       |
+| [Debian 10][corefx-linux]                  | [.deb][lts-debian10]    | [.deb][rl-debian10]     | [.deb][pv-deb]        | [Instructions][in-deb10]      |
 | [Debian 11][corefx-linux]                  |                         | [.deb][rl-debian11]     | [.deb][pv-deb]        |                               |
 | [CentOS 7][corefx-linux]                   | [.rpm][lts-centos]      | [.rpm][rl-centos]       | [.rpm][pv-rpm]        | [Instructions][in-centos]     |
 | [CentOS 8][corefx-linux]                   | [.rpm][lts-centos8]     | [.rpm][rl-centos8]      | [.rpm][pv-rpm]        |                               |