chore(ci): update golangci, delete old test_script

testdata/install_test.sh

@@ -1,13 +0,0 @@
-#!/bin/bash
-
-function error() {
-  echo "ERROR: $1"
-  exit 1
-}
-
-echo "Start simple"
-./yay -S shfmt --noconfirm || error "unable to make shfmt"
-
-./yay -Qsq shfmt || error "unable to install shfmt"
-
-exit 0