Document vcpkg license-report.

For microsoft/vcpkg-tool#1514

Author: BillyONeal

vcpkg/TOC.yml

@@ -219,6 +219,8 @@
       href: commands/install.md
     - name: vcpkg integrate
       href: commands/integrate.md
+    - name: vcpkg license-report
+      href: commands/license-report.md
     - name: vcpkg list
       href: commands/list.md
     - name: vcpkg new

vcpkg/commands/license-report.md

@@ -0,0 +1,34 @@
+---
+title: vcpkg license-report
+description: Reference for the vcpkg license-report command. Prints licenses of all installed packages.
+author: BillyONeal
+ms.author: bion
+ms.date: 06/04/2025
+---
+# vcpkg license-report
+
+## Synopsis
+
+```console
+vcpkg license-report
+```
+
+## Description
+
+The `vcpkg license-report` command prints the licenses of all installed packages.
+
+### Examples
+
+```console
+> vcpkg install zlib
+[...]
+> vcpkg license-report
+Installed contents are licensed to you by owners. Microsoft is not responsible for, nor does it grant any licenses to, third-party packages.
+Installed packages declare the following licenses:
+MIT
+Zlib
+```
+
+## Options
+
+All vcpkg commands support a set of [common options](common-options.md).