fix a bug where session was not reused for the same domain

[shalehaha]

Description

Related Issue

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[sbenedicadb]

yep, good catch.

[codecov]

Codecov Report

Merging #614 (5b6af89) into dev-v3.1.2 (18d463f) will increase coverage by 0.02%.
The diff coverage is 100.00%.

@@              Coverage Diff               @@
##           dev-v3.1.2     #614      +/-   ##
==============================================
+ Coverage       85.27%   85.30%   +0.02%     
==============================================
  Files             104      104              
  Lines            4570     4570              
==============================================
+ Hits             3897     3898       +1     
+ Misses            673      672       -1