Changed DrawRing and DrawCircleSector angle params from int to float to allow greater accuracy. (#1656)

Co-authored-by: Simon <simon@frithrah.com>

examples/shapes/shapes_draw_circle_sector.c

@@ -28,8 +28,8 @@ int main(void)
     Vector2 center = {(GetScreenWidth() - 300)/2, GetScreenHeight()/2 };
 
     float outerRadius = 180.0f;
-    int startAngle = 0;
-    int endAngle = 180;
+    float startAngle = 0.0f;
+    float endAngle = 180.0f;
     int segments = 0;
 
     SetTargetFPS(60);               // Set our game to run at 60 frames-per-second

examples/shapes/shapes_draw_ring.c

@@ -30,8 +30,8 @@ int main(void)
     float innerRadius = 80.0f;
     float outerRadius = 190.0f;
 
-    int startAngle = 0;
-    int endAngle = 360;
+    float startAngle = 0.0f;
+    float endAngle = 360.0f;
     int segments = 0;
 
     bool drawRing = true;