Fix class member initialization order (#1360)

Author: lalitb

exporters/etw/include/opentelemetry/exporters/etw/etw_tracer.h

@@ -761,10 +761,10 @@ class Span : public opentelemetry::trace::Span
        const opentelemetry::trace::StartSpanOptions &options,
        Span *parent = nullptr) noexcept
       : opentelemetry::trace::Span(),
+        start_time_(std::chrono::system_clock::now()),
         owner_(owner),
         parent_(parent),
-        context_(CreateContext()),
-        start_time_(std::chrono::system_clock::now())
+        context_(CreateContext())
   {
     name_ = name;
     UNREFERENCED_PARAMETER(options);

sdk/src/metrics/meter.cc

@@ -28,7 +28,7 @@ namespace nostd   = opentelemetry::nostd;
 Meter::Meter(std::shared_ptr<MeterContext> meter_context,
              std::unique_ptr<sdk::instrumentationlibrary::InstrumentationLibrary>
                  instrumentation_library) noexcept
-    : meter_context_{meter_context}, instrumentation_library_{std::move(instrumentation_library)}
+    : instrumentation_library_{std::move(instrumentation_library)}, meter_context_{meter_context}
 {}
 
 nostd::shared_ptr<metrics::Counter<long>> Meter::CreateLongCounter(nostd::string_view name,