AP_Soaring: mark logger Write() calls as streaming where appropriate

libraries/AP_Soaring/AP_Soaring.cpp

@@ -329,7 +329,7 @@ void SoaringController::update_thermalling()
     // @Field: dx_w: Wind speed north
     // @Field: dy_w: Wind speed east
     // @Field: th: Estimate of achievable climbrate in thermal
-    AP::logger().Write("SOAR", "TimeUS,nettorate,x0,x1,x2,x3,north,east,alt,dx_w,dy_w,th", "Qfffffffffff",
+    AP::logger().WriteStreaming("SOAR", "TimeUS,nettorate,x0,x1,x2,x3,north,east,alt,dx_w,dy_w,th", "Qfffffffffff",
                                            AP_HAL::micros64(),
                                            (double)_vario.reading,
                                            (double)_ekf.X[0],

libraries/AP_Soaring/Variometer.cpp

@@ -90,7 +90,7 @@ void Variometer::update(const float thermal_bank, const float polar_K, const flo
 // @Field: exs: expected sink rate relative to air in thermalling turn
 // @Field: dsp: average acceleration along X axis
 // @Field: dspb: detected bias in average acceleration along X axis
-    AP::logger().Write("VAR", "TimeUS,aspd_raw,aspd_filt,alt,roll,raw,filt,cl,fc,exs,dsp,dspb", "Qfffffffffff",
+    AP::logger().WriteStreaming("VAR", "TimeUS,aspd_raw,aspd_filt,alt,roll,raw,filt,cl,fc,exs,dsp,dspb", "Qfffffffffff",
                        AP_HAL::micros64(),
                        (double)0.0,
                        (double)_aspd_filt_constrained,