Add manifest for Joplin 1.8.3 (#12252)

Co-authored-by: pluma9 <pluma9@google.com>

manifests/j/Joplin/Joplin/1.8.3/Joplin.Joplin.yaml

@@ -0,0 +1,22 @@
+PackageIdentifier: Joplin.Joplin
+PackageVersion: 1.8.3
+PackageName: Joplin
+Publisher: Joplin
+License: MIT
+LicenseUrl: https://github.com/laurent22/joplin/blob/master/LICENSE
+Moniker: joplin
+Tags:
+- joplin
+ShortDescription: Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks.
+PackageUrl: https://joplinapp.org/
+Installers:
+- Architecture: neutral
+  InstallerUrl: https://github.com/laurent22/joplin/releases/download/v1.8.3/Joplin-Setup-1.8.3.exe
+  InstallerSha256: DEC0AB16FD56659C1C19D5BA418C0A76E272B9BCB3427FF1D8926C1D4F851D73
+  InstallerType: nullsoft
+  InstallerSwitches:
+    Silent: /S
+    SilentWithProgress: /S
+PackageLocale: en-US
+ManifestType: singleton
+ManifestVersion: 1.0.0