Add Alma Linux, C#, F#, and .NET to Open Source Ecosystem (#818)

Signed-off-by: CNCF-Bot <[email protected]>
Co-authored-by: CNCF-Bot <[email protected]>

landscape.yml

@@ -1883,6 +1883,25 @@ landscape:
             repo_url: https://github.com/wildfly/wildfly
             logo: wildfly.svg
             crunchbase: https://www.crunchbase.com/organization/red-hat
+          - item:
+            name: .NET
+            homepage_url: https://dotnet.microsoft.com/
+            repo_url: https://github.com/dotnet/core
+            project_org: https://github.com/dotnet
+            logo: dotnet.svg
+            crunchbase: https://www.crunchbase.com/organization/net-foundation
+          - item:
+            name: C#
+            homepage_url: https://learn.microsoft.com/en-us/dotnet/csharp/
+            repo_url: https://github.com/dotnet/csharplang
+            logo: csharp.svg
+            crunchbase: https://www.crunchbase.com/organization/microsoft
+          - item:
+            name: F#
+            homepage_url: https://fsharp.org/
+            repo_url: https://github.com/dotnet/fsharp
+            logo: fsharp.svg
+            crunchbase: https://www.crunchbase.com/organization/the-f--software-foundation
       - subcategory:
         name: Devops and Automation
         items:
@@ -2259,6 +2278,14 @@ landscape:
             homepage_url: https://wiki.ubuntu.com/S390X
             logo: ubuntu.svg
             crunchbase: https://www.crunchbase.com/organization/canonical-ltd
+          - item:
+            name: Alma Linux
+            homepage_url: https://almalinux.org/
+            project: null
+            repo_url: https://github.com/AlmaLinux/almalinux-deploy
+            project_org: https://github.com/AlmaLinux
+            logo: alma-linux.svg
+            crunchbase: https://www.crunchbase.com/organization/almalinux-os-foundation
   - category:
     name: Open Mainframe Project Member Company
     subcategories: