chore(deps): update dependency com.google.cloud.samples:shared-configuration to v1.0.15

[renovate-bot]

This PR contains the following updates:

Package	Update	Change
com.google.cloud.samples:shared-configuration	patch	1.0.12 -> 1.0.15

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Release Notes

GoogleCloudPlatform/java-repo-tools

v1.0.15

Compare Source

• Move some stuff around (in prep for a change to release process) pom.xml's
• Add an exclude filter for SpotBugs. (disable the Java 11 surprise)
• Don't fail on SpotBugs issues for now
• add PMD reporting
• Don't fail on PMD issues for now.

v1.0.14

Compare Source

• Update CheckStyle to 8.31
• Add SpotBugs

v1.0.13

Compare Source

Fix some issues w/ Checkstyle configuration. We left the option to turn it off out.

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[codecov]

Codecov Report

Merging #246 into master will increase coverage by 0.21%.
The diff coverage is 83.78%.

@@             Coverage Diff              @@
##             master     #246      +/-   ##
============================================
+ Coverage     79.50%   79.72%   +0.21%     
- Complexity      960      991      +31     
============================================
  Files            99       99              
  Lines          6056     6388     +332     
  Branches        318      319       +1     
============================================
+ Hits           4815     5093     +278     
- Misses         1049     1098      +49     
- Partials        192      197       +5     

Impacted Files	Coverage Δ	Complexity Δ
...table/admin/v2/BaseBigtableTableAdminSettings.java	8.75% <0.00%> (-2.19%)	2.00 <0.00> (ø)
...bigtable/admin/v2/stub/BigtableTableAdminStub.java	3.22% <0.00%> (-1.32%)	1.00 <0.00> (ø)
...igtable/admin/v2/BaseBigtableTableAdminClient.java	60.15% <66.12%> (+1.86%)	67.00 <17.00> (+17.00)
.../admin/v2/stub/BigtableTableAdminStubSettings.java	94.26% <95.93%> (+0.62%)	36.00 <8.00> (+8.00)
...able/admin/v2/stub/GrpcBigtableTableAdminStub.java	96.52% <97.54%> (+0.35%)	29.00 <6.00> (+6.00)
...m/google/cloud/bigtable/admin/v2/models/Table.java	75.00% <100.00%> (+0.53%)	9.00 <0.00> (ø)

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