upgraded the ndk version

veilid-flutter/android/build.gradle

@@ -63,7 +63,7 @@ android {
         }
     }
 
-    ndkVersion '25.1.8937393'
+    ndkVersion '26.3.11579264'
  
     // Required to copy libc++_shared.so
     externalNativeBuild {
@@ -99,4 +99,4 @@ afterEvaluate {
         def buildType = "${variant.buildType.name.capitalize()}"
         tasks["generate${productFlavor}${buildType}Assets"].dependsOn(tasks["cargoBuild"])
     }
-}
+}