TEZ-4293: Use Tez credentials for CI

[abstractdog]

No description provided.

[tez-yetus]

🎊 +1 overall

Vote	Subsystem	Runtime	Comment
+0 🆗	reexec	12m 43s	Docker mode activated.
		_ Prechecks _
+1 💚	dupname	0m 0s	No case conflicting files found.
+0 🆗	shelldocs	0m 0s	Shelldocs was not available.
+1 💚	@author	0m 0s	The patch does not contain any @author tags.
		_ master Compile Tests _
		_ Patch Compile Tests _
+1 💚	shellcheck	0m 0s	There were no new shellcheck issues.
+1 💚	whitespace	0m 0s	The patch has no whitespace issues.
		_ Other Tests _
+1 💚	asflicense	1m 4s	The patch does not generate ASF License warnings.
		14m 31s

Subsystem	Report/Notes
Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/tez-multibranch/job/PR-141/1/artifact/out/Dockerfile
GITHUB PR	#141
JIRA Issue	TEZ-4293
Optional Tests	dupname asflicense shellcheck shelldocs
uname	Linux 304763f6ccb6 4.15.0-112-generic #113-Ubuntu SMP Thu Jul 9 23:41:39 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	personality/tez.sh
git revision	master / f56075c
Max. process+thread count	51 (vs. ulimit of 5500)
modules	C: . U: .
Console output	https://ci-hadoop.apache.org/job/tez-multibranch/job/PR-141/1/console
versions	git=2.25.1 maven=3.6.3 shellcheck=0.7.1
Powered by	Apache Yetus 0.12.0 https://yetus.apache.org

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[abstractdog]

tez-yetus account seems to work, would you like to review @jteagles ?

[jteagles]

+1