Add Microsoft Remote Help as a macOS FMA (#47055)

Add maintained-app metadata for Microsoft Remote Help on darwin: new
Homebrew input
(ee/maintained-apps/inputs/homebrew/microsoft-remote-help.json),
register the darwin variant in ee/maintained-apps/outputs/apps.json, and
add detailed release data in
ee/maintained-apps/outputs/microsoft-remote-help/darwin.json. The darwin
output includes version 1.0.2601221, installer URL, SHA256,
installer/uninstaller script refs and existence/patched queries to
detect installation state.

ee/maintained-apps/inputs/homebrew/microsoft-remote-help.json

@@ -0,0 +1,8 @@
+{
+  "name": "Microsoft Remote Help",
+  "slug": "microsoft-remote-help/darwin",
+  "unique_identifier": "com.microsoft.remotehelp",
+  "token": "microsoft-remote-help",
+  "installer_format": "pkg",
+  "default_categories": ["Productivity"]
+}

ee/maintained-apps/outputs/apps.json

@@ -1793,6 +1793,13 @@
       "unique_identifier": "com.microsoft.Powerpoint",
       "description": "Microsoft PowerPoint empowers you to create clean slideshow presentations and intricate pitch decks."
     },
+    {
+      "name": "Microsoft Remote Help",
+      "slug": "microsoft-remote-help/darwin",
+      "platform": "darwin",
+      "unique_identifier": "com.microsoft.remotehelp",
+      "description": "Microsoft Remote Help is an application that works with Microsoft Intune to provide secure, assisted remote connections between helpdesk staff and users."
+    },
     {
       "name": "Microsoft Remote Help",
       "slug": "microsoft-remote-help/windows",