[hardware][interfaces][camera] fix -Wreorder-init-list

C++20 will require members in a designated initializer to be in order
unlike C99.

Bug: 139945549
Test: mm
Change-Id: I387d30e993719014da50207c7114b0003b9450c5
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
diff --git a/camera/device/3.4/default/ExternalCameraDevice.cpp b/camera/device/3.4/default/ExternalCameraDevice.cpp
index 9a2fddf..f518a15 100644
--- a/camera/device/3.4/default/ExternalCameraDevice.cpp
+++ b/camera/device/3.4/default/ExternalCameraDevice.cpp
@@ -754,11 +754,11 @@
         int fd, double fpsUpperBound, SupportedV4L2Format* format) {
     format->frameRates.clear();
 
-    v4l2_frmivalenum frameInterval {
-        .pixel_format = format->fourcc,
-        .width = format->width,
-        .height = format->height,
-        .index = 0
+    v4l2_frmivalenum frameInterval{
+            .index = 0,
+            .pixel_format = format->fourcc,
+            .width = format->width,
+            .height = format->height,
     };
 
     for (frameInterval.index = 0;