engine/install: Add Fedora 44 and Ubuntu 26.04 as supported distros

Signed-off-by: Paweł Gronowski <pawel.gronowski@docker.com>

Author: vvoland

content/manuals/engine/install/fedora.md

@@ -26,6 +26,7 @@ To get started with Docker Engine on Fedora, make sure you
 To install Docker Engine, you need a maintained version of one of the following
 Fedora versions:
 
+- Fedora 44
 - Fedora 43
 - Fedora 42
 

content/manuals/engine/install/ubuntu.md

@@ -51,6 +51,7 @@ To get started with Docker Engine on Ubuntu, make sure you
 To install Docker Engine, you need the 64-bit version of one of these Ubuntu
 versions:
 
+- Ubuntu Resolute 26.04 (LTS)
 - Ubuntu Questing 25.10
 - Ubuntu Noble 24.04 (LTS)
 - Ubuntu Jammy 22.04 (LTS)