[FLINK-15332][jepsen] Copy flink-s3-fs-hadoop* into /plugins directory instead of lib
[FLINK-15332][jepsen] Copy flink-s3-fs-hadoop* into /plugins directory instead of lib

We can no longer copy the flink-s3-fs-hadoop* jars into lib as they contain un-relocated
Hadoop 3.1.0 dependencies.

This closes #10634.

sunjincheng121/flink,rmetzger/flink,kaibozhou/flink,wwjiang007/flink,darionyaphet/flink,hequn8128/flink,lincoln-lil/flink,rmetzger/flink,jinglining/flink,gyfora/flink,kl0u/flink,xccui/flink,StephanEwen/incubator-flink,xccui/flink,hequn8128/flink,zjureel/flink,jinglining/flink,greghogan/flink,tzulitai/flink,sunjincheng121/flink,hequn8128/flink,tony810430/flink,tzulitai/flink,tony810430/flink,clarkyzl/flink,tony810430/flink,zentol/flink,lincoln-lil/flink,sunjincheng121/flink,tzulitai/flink,zentol/flink,apache/flink,godfreyhe/flink,xccui/flink,jinglining/flink,bowenli86/flink,zjureel/flink,twalthr/flink,apache/flink,aljoscha/flink,rmetzger/flink,greghogan/flink,apache/flink,jinglining/flink,tillrohrmann/flink,hequn8128/flink,apache/flink,tillrohrmann/flink,kl0u/flink,GJL/flink,tony810430/flink,xccui/flink,kl0u/flink,kl0u/flink,aljoscha/flink,kaibozhou/flink,zentol/flink,lincoln-lil/flink,hequn8128/flink,tzulitai/flink,bowenli86/flink,wwjiang007/flink,darionyaphet/flink,rmetzger/flink,GJL/flink,twalthr/flink,apache/flink,wwjiang007/flink,lincoln-lil/flink,zentol/flink,StephanEwen/incubator-flink,kl0u/flink,rmetzger/flink,tillrohrmann/flink,tony810430/flink,apache/flink,sunjincheng121/flink,clarkyzl/flink,twalthr/flink,wwjiang007/flink,gyfora/flink,zentol/flink,greghogan/flink,hequn8128/flink,zentol/flink,godfreyhe/flink,kaibozhou/flink,godfreyhe/flink,zjureel/flink,wwjiang007/flink,kaibozhou/flink,twalthr/flink,zentol/flink,StephanEwen/incubator-flink,darionyaphet/flink,tony810430/flink,bowenli86/flink,gyfora/flink,StephanEwen/incubator-flink,jinglining/flink,kaibozhou/flink,GJL/flink,rmetzger/flink,wwjiang007/flink,xccui/flink,clarkyzl/flink,apache/flink,GJL/flink,lincoln-lil/flink,sunjincheng121/flink,gyfora/flink,tzulitai/flink,greghogan/flink,GJL/flink,wwjiang007/flink,godfreyhe/flink,aljoscha/flink,aljoscha/flink,zjureel/flink,sunjincheng121/flink,darionyaphet/flink,twalthr/flink,GJL/flink,godfreyhe/flink,godfreyhe/flink,jinglining/flink,godfreyhe/flink,rmetzger/flink,lincoln-lil/flink,tillrohrmann/flink,StephanEwen/incubator-flink,tillrohrmann/flink,aljoscha/flink,gyfora/flink,tony810430/flink,bowenli86/flink,greghogan/flink,zjureel/flink,bowenli86/flink,StephanEwen/incubator-flink,gyfora/flink,zjureel/flink,tillrohrmann/flink,tillrohrmann/flink,xccui/flink,darionyaphet/flink,clarkyzl/flink,zjureel/flink,tzulitai/flink,bowenli86/flink,xccui/flink,twalthr/flink,greghogan/flink,clarkyzl/flink,aljoscha/flink,twalthr/flink,gyfora/flink,lincoln-lil/flink,kaibozhou/flink,kl0u/flink