Toolchain: Remove notice of downloading master branch (#7303)

Author: Growl1234

toolchain/scripts/stage4/install_cereal.sh

@@ -62,7 +62,6 @@ case "$with_cereal" in
                 echo "$filename is found"
             else
                 # download from github.com and checksum
-                echo "===> Notice: This version of CEREAL is downloaded in GitHub master repository  <==="
                 download_pkg_from_url "${cereal_sha256}" "${filename}" "${url}"
             fi
             if [ "${PACK_RUN}" = "__TRUE__" ]; then

toolchain/scripts/stage4/install_libcomm.sh

@@ -66,7 +66,6 @@ case "$with_libcomm" in
                 echo "$filename is found"
             else
                 # download from github.com and checksum
-                echo "===> Notice: This version of LibComm is downloaded in GitHub master repository  <==="
                 download_pkg_from_url "${libcomm_sha256}" "${filename}" "${url}"
             fi
             if [ "${PACK_RUN}" = "__TRUE__" ]; then

toolchain/scripts/stage4/install_libnpy.sh

@@ -58,7 +58,6 @@ case "$with_libnpy" in
                 echo "$filename is found"
             else
                 # download from github.com and checksum
-                echo "===> Notice: This version of Libnpy is downloaded in GitHub Release <==="
                 download_pkg_from_url "${libnpy_sha256}" "${filename}" "${url}"
             fi
             if [ "${PACK_RUN}" = "__TRUE__" ]; then

toolchain/scripts/stage4/install_libri.sh

@@ -65,7 +65,6 @@ case "$with_libri" in
                 echo "$filename is found"
             else
                 # download from github.com and checksum
-                echo "===> Notice: This version of LibRI is downloaded in GitHub Release <==="
                 download_pkg_from_url "${libri_sha256}" "${filename}" "${url}"
             fi
             if [ "${PACK_RUN}" = "__TRUE__" ]; then

toolchain/scripts/stage4/install_nep.sh

@@ -40,7 +40,6 @@ case "$with_nep" in
         if [ -f $filename ]; then
             echo "$filename is found"
         else
-            echo "===> Notice: This version of NEP_CPU is downloaded from the GitHub master repository <==="
             download_pkg_from_url "${nep_sha256}" "${filename}" "${url}"
         fi
 

toolchain/scripts/stage4/install_rapidjson.sh

@@ -64,7 +64,6 @@ case "$with_rapidjson" in
                 echo "$filename is found"
             else
                 # download from github.com and checksum
-                echo "===> Notice: This version of RapidJSON is downloaded in GitHub master repository  <==="
                 download_pkg_from_url "${rapidjson_sha256}" "${filename}" "${url}"
             fi
             if [ "${PACK_RUN}" = "__TRUE__" ]; then