[openEuler 20.03 LTS SP1/X86_64]baseos_freebsd_t测试用例usr.bin-uuencode-regress.t执行失败

【标题描述】能够简要描述问题：说明什么场景下，做了什么操作，出现什么问题（尽量使用正向表达方式）
【环境信息】
硬件信息：
1）裸机场景提供出问题的硬件信息；
2）虚机场景提供虚机XML文件或者配置信息
[root@hulk-34 bin]# lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
Address sizes: 46 bits physical, 48 bits virtual
CPU(s): 40
On-line CPU(s) list: 0-39
Thread(s) per core: 2
Core(s) per socket: 10
Socket(s): 2
NUMA node(s): 2
Vendor ID: GenuineIntel
CPU family: 6
Model: 85
Model name: Intel(R) Xeon(R) Silver 4114 CPU @ 2.20GHz
Stepping: 4

软件信息：
1） OS版本及分支
cat /etc/openEuler-release
openEuler release 20.03 (LTS-SP1)
2）内核信息
4.19.90
3）发现问题的组件版本信息
如果有特殊组网，请提供网络拓扑图

【问题复现步骤】
具体操作步骤
cd /home/install/kernel_test_bin/bin/baseos_freebsd_t/testcases/bin
./usr.bin-uuencode-regress.t
出现概率(是否必现，概率性错误)

【预期结果】
pass

【实际结果】

1..2

traditional
uuencode usr.bin-uuencode-regress.in

sh: line 36: uuencode: command not found
-begin 644 usr.bin-uuencode-regress.in
-M=![XYG<[;LZJX6VX="4_6IK%7W4DO3P.ZPE'B5^+X4^0$'UI_/]6C@%9T,2&
-M(VE$3"('^WCXHJ?W))_NO0V6G6S"C%7&U[<9I!J\40&,A_>\0+R:A,.3KK' -M/]"?V9$]6MR;HD3&\$V%MT0K?B3L(I<4/,=[5#1O"0&+#^MZ;J)D/)*:&F77 -M"P+P+SV6I.716^=X4AG"G!T:!L[(!R=Z;>,8P0Q(<,X7OR`G&USW7*]@"PO
......
-end
not ok - traditional # Test failed: regression detected. See above. (in .)

【附件信息】
比如系统message日志/组件日志、dump信息、图片等

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用例问题，已修正

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traditional
uuencode usr.bin-uuencode-regress.in

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