Move snippet snippet-get-php-major-version into snippet dir and also rename it to 'get-php-major-version'.

occ_file_scan_all_accounts.sh

@@ -4,6 +4,7 @@ script_name="$(basename $(realpath $0))"
 script_dir="$(dirname $(realpath $0))"
 
 conf_dir="${script_dir}/conf"
+snippet_dir="${script_dir}/snippets"
 
 declare -a unsorted_website_arr
 declare -a website_arr