optimize: optimize configuration item prefix judgment

[slievrly]

Signed-off-by: slievrly slievrly@163.com

Ⅰ. Describe what this PR did

optimize: optimize configuration item prefix judgment

Ⅱ. Does this pull request fix one issue?

Ⅲ. Why don't you add test cases (unit test/integration test)?

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[codecov-io]

Codecov Report

Merging #2182 into develop will decrease coverage by 1.23%.
The diff coverage is 42.33%.

@@              Coverage Diff              @@
##             develop    #2182      +/-   ##
=============================================
- Coverage      54.37%   53.14%   -1.24%     
- Complexity      2469     2515      +46     
=============================================
  Files            447      485      +38     
  Lines          14749    15353     +604     
  Branches        1734     1771      +37     
=============================================
+ Hits            8020     8159     +139     
- Misses          5968     6409     +441     
- Partials         761      785      +24

Impacted Files	Coverage Δ	Complexity Δ
.../rm/datasource/undo/mysql/MySQLUndoLogManager.java	82.35% <ø> (ø)	7 <0> (ø)	⬇️
...ava/io/seata/core/constants/ConfigurationKeys.java	0% <ø> (ø)	0 <0> (ø)	⬇️
.../seata/rm/datasource/undo/UndoExecutorFactory.java	75% <ø> (+2.77%)	3 <0> (-1)	⬇️
...a/io/seata/discovery/registry/RegistryFactory.java	0% <ø> (ø)	0 <0> (ø)	⬇️
...rc/main/java/io/seata/core/rpc/ChannelManager.java	0% <0%> (ø)	0 <0> (ø)	⬇️
.../seata/integration/http/HttpAutoConfiguration.java	0% <0%> (ø)	0 <0> (?)
...o/seata/rm/datasource/AbstractConnectionProxy.java	11.7% <0%> (ø)	5 <0> (ø)	⬇️
...e/src/main/java/io/seata/core/rpc/ChannelUtil.java	0% <0%> (ø)	0 <0> (?)
...ery/registry/consul/ConsulRegistryServiceImpl.java	1.01% <0%> (+0.02%)	1 <0> (ø)	⬇️
...integration/http/HttpHandlerExceptionResolver.java	0% <0%> (ø)	0 <0> (?)
... and 67 more

[xingfudeshi]

LGTM.

[xingfudeshi]

LGTM for new changes.

[zjinlei]

LGTM