fix branch of volk

stage4/12-pisdr-gnuradio/00-run.sh

@@ -5,11 +5,10 @@ mkdir -p 	"/home/${FIRST_USER_NAME}/PiSDR/Software"
 cd 		    "/home/${FIRST_USER_NAME}/PiSDR/Software"
 
 if [ ! -d "volk" ]; then
-	git clone --single-branch --branch v2.5.0 --depth 1 --recurse-submodules --shallow-submodules https://github.com/luigifcruz/volk.git
+	git clone --single-branch --depth 1 --recurse-submodules --shallow-submodules https://github.com/luigifcruz/volk.git
 fi
 
 cd volk
-git checkout m1fix
 mkdir -p build
 cd build
 cmake -DCMAKE_CXX_FLAGS:STRING="-march=armv8-a -Wno-psabi" \