ci: Bump ios version (#1126)

Author: mykola-mokhnach

.github/workflows/functional-test.yml

@@ -12,18 +12,18 @@ jobs:
       fail-fast: false
       matrix:
         test_targets:
-          - HOST_OS: 'macos-15'
-            XCODE_VERSION: '26.1'
-            IOS_VERSION: '26.1'
-            IOS_MODEL: iPhone 17
+          - HOST_OS: 'macos-26'
+            XCODE_VERSION: '26.4'
+            IOS_VERSION: '26.4'
+            IOS_MODEL: 'iPhone 17'
           - HOST_OS: 'macos-15'
             XCODE_VERSION: '16.4'
             IOS_VERSION: '18.4'
-            IOS_MODEL: iPhone 16 Plus
+            IOS_MODEL: 'iPhone 16 Plus'
           - HOST_OS: 'macos-14'
             XCODE_VERSION: '15.4'
             IOS_VERSION: '17.5'
-            IOS_MODEL: iPhone 15 Plus
+            IOS_MODEL: 'iPhone 15 Plus'
 
     # https://github.com/actions/runner-images/blob/main/images/macos/macos-14-Readme.md
     runs-on: ${{matrix.test_targets.HOST_OS}}