build: switch llcppg install back to go and add install logs

Author: luoliwoshang

README.md

@@ -22,7 +22,7 @@ llgo install -a ./_xtool/llcppsymg
 llgo install -a ./_xtool/llcppsigfetch
 go install ./cmd/llcppcfg
 llgo install -a -v ./cmd/gogensig
-llgo install -a -v ./cmd/llcppg
+go install -v ./cmd/llcppg
 ```
 
 

install.sh

@@ -3,10 +3,16 @@ set -e
 
 # for test
 go install -v ./cmd/llcppcfg
+echo "llcppcfg is install"
 go install -v ./cmd/llcppgtest
+echo "llcppgtest is install"
 
 # main process required
 llgo install -a ./_xtool/llcppsymg
+echo "llcppsymg is install"
 llgo install -a ./_xtool/llcppsigfetch
+echo "llcppsigfetch is install"
 llgo install -a -v ./cmd/gogensig
-llgo install -a -v ./cmd/llcppg
+echo "gogensig is install"
+go install -v ./cmd/llcppg
+echo "llcppg is install"