update ncnn

nihui · nihui · commit e98097ed53de · 2021-02-10T11:59:03.000+08:00
diff --git a/src/ncnn b/src/ncnn
@@ -1 +1 @@
-Subproject commit a5560340e0e963d0dde2562e6e1ffe5fd1e377d0
+Subproject commit 9fd4d371ae03a70a73162ecde624c7feb8c0a82b
