HBASE-26876 Use toStringBinary for rowkey in RegionServerCallable error string

[bbeaudreault]

Simple change, did not think it worth a dedicated test. The AsyncTable client callers already appropriately use toStringBinary. For example, here: https://github.com/apache/hbase/blob/branch-2/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncSingleRequestRpcRetryingCaller.java#L85. I checked a few other places I knew of as well.

[Apache-HBase]

🎊 +1 overall

Vote	Subsystem	Runtime	Comment
+0 🆗	reexec	1m 11s	Docker mode activated.
-0 ⚠️	yetus	0m 7s	Unprocessed flag(s): --brief-report-file --spotbugs-strict-precheck --whitespace-eol-ignore-list --whitespace-tabs-ignore-list --quick-hadoopcheck
		_ Prechecks _
		_ branch-2 Compile Tests _
+1 💚	mvninstall	3m 32s	branch-2 passed
+1 💚	compile	0m 27s	branch-2 passed
+1 💚	shadedjars	0m 30s	branch has no errors when building our shaded downstream artifacts.
+1 💚	javadoc	0m 26s	branch-2 passed
		_ Patch Compile Tests _
+1 💚	mvninstall	3m 13s	the patch passed
+1 💚	compile	0m 26s	the patch passed
+1 💚	javac	0m 26s	the patch passed
+1 💚	shadedjars	0m 30s	patch has no errors when building our shaded downstream artifacts.
+1 💚	javadoc	0m 21s	the patch passed
		_ Other Tests _
+1 💚	unit	3m 15s	hbase-client in the patch passed.
		15m 11s

Subsystem	Report/Notes
Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4269/1/artifact/yetus-jdk8-hadoop2-check/output/Dockerfile
GITHUB PR	#4269
Optional Tests	javac javadoc unit shadedjars compile
uname	Linux 9399bf7c4330 5.4.0-90-generic #101-Ubuntu SMP Fri Oct 15 20:00:55 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	dev-support/hbase-personality.sh
git revision	branch-2 / 5affa20
Default Java	AdoptOpenJDK-1.8.0_282-b08
Test Results	https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4269/1/testReport/
Max. process+thread count	169 (vs. ulimit of 12500)
modules	C: hbase-client U: hbase-client
Console output	https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4269/1/console
versions	git=2.17.1 maven=3.6.3
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[Apache-HBase]

🎊 +1 overall

Vote	Subsystem	Runtime	Comment
+0 🆗	reexec	2m 52s	Docker mode activated.
-0 ⚠️	yetus	0m 6s	Unprocessed flag(s): --brief-report-file --spotbugs-strict-precheck --whitespace-eol-ignore-list --whitespace-tabs-ignore-list --quick-hadoopcheck
		_ Prechecks _
		_ branch-2 Compile Tests _
+1 💚	mvninstall	4m 6s	branch-2 passed
+1 💚	compile	0m 32s	branch-2 passed
+1 💚	shadedjars	0m 29s	branch has no errors when building our shaded downstream artifacts.
+1 💚	javadoc	0m 27s	branch-2 passed
		_ Patch Compile Tests _
+1 💚	mvninstall	3m 26s	the patch passed
+1 💚	compile	0m 28s	the patch passed
+1 💚	javac	0m 28s	the patch passed
+1 💚	shadedjars	0m 32s	patch has no errors when building our shaded downstream artifacts.
+1 💚	javadoc	0m 24s	the patch passed
		_ Other Tests _
+1 💚	unit	3m 47s	hbase-client in the patch passed.
		18m 24s

Subsystem	Report/Notes
Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4269/1/artifact/yetus-jdk11-hadoop3-check/output/Dockerfile
GITHUB PR	#4269
Optional Tests	javac javadoc unit shadedjars compile
uname	Linux f9f2c9bb6972 5.4.0-1025-aws #25~18.04.1-Ubuntu SMP Fri Sep 11 12:03:04 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	dev-support/hbase-personality.sh
git revision	branch-2 / 5affa20
Default Java	AdoptOpenJDK-11.0.10+9
Test Results	https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4269/1/testReport/
Max. process+thread count	186 (vs. ulimit of 12500)
modules	C: hbase-client U: hbase-client
Console output	https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4269/1/console
versions	git=2.17.1 maven=3.6.3
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[Apache-HBase]

🎊 +1 overall

Vote	Subsystem	Runtime	Comment
+0 🆗	reexec	1m 32s	Docker mode activated.
		_ Prechecks _
+1 💚	dupname	0m 0s	No case conflicting files found.
+1 💚	hbaseanti	0m 0s	Patch does not have any anti-patterns.
+1 💚	@author	0m 0s	The patch does not contain any @author tags.
		_ branch-2 Compile Tests _
+1 💚	mvninstall	3m 34s	branch-2 passed
+1 💚	compile	1m 14s	branch-2 passed
+1 💚	checkstyle	0m 28s	branch-2 passed
+1 💚	spotbugs	1m 15s	branch-2 passed
		_ Patch Compile Tests _
+1 💚	mvninstall	3m 10s	the patch passed
+1 💚	compile	1m 7s	the patch passed
+1 💚	javac	1m 7s	the patch passed
+1 💚	checkstyle	0m 26s	the patch passed
+1 💚	whitespace	0m 0s	The patch has no whitespace issues.
+1 💚	hadoopcheck	10m 24s	Patch does not cause any errors with Hadoop 3.1.2 3.2.1.
+1 💚	spotbugs	1m 23s	the patch passed
		_ Other Tests _
+1 💚	asflicense	0m 13s	The patch does not generate ASF License warnings.
		31m 34s

Subsystem	Report/Notes
Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4269/1/artifact/yetus-general-check/output/Dockerfile
GITHUB PR	#4269
Optional Tests	dupname asflicense javac spotbugs hadoopcheck hbaseanti checkstyle compile
uname	Linux 6bbbcf1196d7 5.4.0-90-generic #101-Ubuntu SMP Fri Oct 15 20:00:55 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	dev-support/hbase-personality.sh
git revision	branch-2 / 5affa20
Default Java	AdoptOpenJDK-1.8.0_282-b08
Max. process+thread count	60 (vs. ulimit of 12500)
modules	C: hbase-client U: hbase-client
Console output	https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4269/1/console
versions	git=2.17.1 maven=3.6.3 spotbugs=4.2.2
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