swresample/resample: remove redundant L for floating literal

It is inherently double precision, and 1.0 is perfectly represented
anyway.
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>

libswresample/resample.c

@@ -96,7 +96,7 @@ static double bessel(double x) {
         -1.2207067397808979846e+10,
          1.0377081058062166144e+07,
         -4.8527560179962773045e+03,
-         1.0L,
+         1.0,
     };
     static const double p2[] = {
         -2.2210262233306573296e-04,
@@ -115,7 +115,7 @@ static double bessel(double x) {
         -6.0228002066743340583e+01,
          8.5539563258012929600e+01,
         -3.1446690275135491500e+01,
-        1.0L,
+        1.0,
     };
     double y, r, factor;
     if (x == 0)