upgrade mysql-connector-java to 5.1.46 to support mysql 8.0

[nobodyiam]

No description provided.

[codecov-io]

Codecov Report

Merging #1147 into master will increase coverage by 5.32%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master    #1147      +/-   ##
============================================
+ Coverage     48.65%   53.97%   +5.32%     
+ Complexity     1681      954     -727     
============================================
  Files           365      188     -177     
  Lines         10174     5341    -4833     
  Branches       1030      538     -492     
============================================
- Hits           4950     2883    -2067     
+ Misses         4860     2239    -2621     
+ Partials        364      219     -145

Impacted Files	Coverage Δ	Complexity Δ
...rk/apollo/portal/spi/ctrip/CtripLogoutHandler.java
...ollo/portal/controller/SsoHeartbeatController.java
...k/apollo/portal/component/config/PortalConfig.java
...ork/apollo/portal/listener/ConfigPublishEvent.java
.../framework/apollo/openapi/entity/ConsumerRole.java
...k/apollo/portal/component/PermissionValidator.java
...k/apollo/portal/entity/vo/NamespaceIdentifier.java
...mework/apollo/portal/service/NamespaceService.java
...ework/apollo/configservice/util/NamespaceUtil.java
...ervice/service/ReleaseMessageServiceWithCache.java
... and 168 more

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