Revert "Build(deps-dev): Bump parallel_tests from 3.7.1 to 3.7.2 (#14136)" (#14140)

Revert “Build(deps-dev): Bump parallel_tests from 3.7.1 to 3.7.2 (#14136)” (#14140)

Gem got yanked or something. Doesn’t exists anymore.

This reverts commit 21beeb4e15b8122a51e52b591c2214e44cc86f2d.

diff --git a/Gemfile.lock b/Gemfile.lock
index e2db381..a11d53e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -288,7 +288,7 @@ GEM
       openssl (~> 2.0)
     optimist (3.0.1)
     parallel (1.20.1)
-    parallel_tests (3.7.2)
+    parallel_tests (3.7.1)
       parallel
     parser (3.0.2.0)
       ast (~> 2.4.1)

GitHub sha: 4387bc12614e51fdb776ff4df96a7cfea4be859e

This commit appears in #14140 which was approved by blake. It was merged by tgxworld.