add go 1.26 to ci (#1052)

Author: pkieltyka

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
 
     strategy:
       matrix:
-        go-version: [1.22.x, 1.23.x, 1.24.x, 1.25.x]
+        go-version: [1.22.x, 1.23.x, 1.24.x, 1.25.x, 1.26.x]
         os: [ubuntu-latest, windows-latest]
 
     runs-on: ${{ matrix.os }}