test(deps): update dependency com.google.truth:truth to v1.1.2

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.google.truth:truth	1.1 -> 1.1.2

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[codecov]

Codecov Report

Merging #816 (83fb2e9) into master (84ee6e0) will increase coverage by 0.00%.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #816   +/-   ##
=========================================
  Coverage     85.19%   85.20%           
+ Complexity     2624     2622    -2     
=========================================
  Files           145      145           
  Lines         14287    14287           
  Branches       1379     1379           
=========================================
+ Hits          12172    12173    +1     
  Misses         1539     1539           
+ Partials        576      575    -1     

Impacted Files	Coverage Δ	Complexity Δ
...ain/java/com/google/cloud/spanner/SessionPool.java	89.07% <0.00%> (-0.20%)	72.00% <0.00%> (-1.00%)
...a/com/google/cloud/spanner/SessionPoolOptions.java	69.53% <0.00%> (ø)	17.00% <0.00%> (-1.00%)
...m/google/cloud/spanner/connection/SpannerPool.java	87.89% <0.00%> (+0.52%)	33.00% <0.00%> (ø%)
.../google/cloud/spanner/SpannerExceptionFactory.java	86.48% <0.00%> (+1.80%)	48.00% <0.00%> (+1.00%)

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