Update Sigil-Ebook.Sigil to 1.5.1 (#13737)

manifests/s/Sigil-Ebook/Sigil/1.5.1/Sigil-Ebook.Sigil.yaml

@@ -0,0 +1,25 @@
+PackageIdentifier: Sigil-Ebook.Sigil
+PackageVersion: 1.5.1
+PackageName: Sigil
+Publisher: Sigil-Ebook
+License: GPL3
+LicenseUrl: https://github.com/Sigil-Ebook/Sigil/blob/master/COPYING.txt
+Moniker: sigil
+Tags:
+- ebook
+- sigil
+- ebook editor
+- epub
+ShortDescription: Sigil is a free, open source, multi-platform ebook editor that uses Qt (and QtWebEngine). It is designed to edit books in ePub format (both ePub 2 and ePub 3).
+PackageUrl: https://sigil-ebook.com/
+Installers:
+- Architecture: x64
+  InstallerUrl: https://github.com/Sigil-Ebook/Sigil/releases/download/1.5.1/Sigil-1.5.1-Windows-x64-Setup.exe
+  InstallerSha256: 2f53e86d01e4e7d25c44b86aeaa5f649b8a97c5bdd8fa110818e9720a2347925
+  InstallerType: inno
+  InstallerSwitches:
+    Silent: /ALLUSERS /NORESTART /TYPE=FULL /VERYSILENT
+    SilentWithProgress: /ALLUSERS /NORESTART /TYPE=FULL /SILENT
+PackageLocale: en-US
+ManifestType: singleton
+ManifestVersion: 1.0.0