Revert "Upgrade kotlinCoroutines to 1.8.1 as that version 1.7.3 ..."

Revert submission 3189691-wowsm

Reason for revert: Causing postsubmit failures
Reverted changes: /q/submissionid:3189691-wowsm

Change-Id: I6705fab76e02e5a79c211adc197748be4daf1e2c
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 963c6b9..f2354b4 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -19,7 +19,7 @@
 androidxTestExtJunit = "1.2.1"
 androidxTestExtTruth = "1.6.0"
 annotationVersion = "1.7.0"
-atomicFu = "0.23.2"
+atomicFu = "0.17.0"
 autoService = "1.0-rc6"
 autoValue = "1.6.3"
 binaryCompatibilityValidator = "0.15.0-Beta.2"
@@ -50,7 +50,7 @@
 kotlinGradlePluginApi = "1.9.24"
 kotlinNative = "1.9.24"
 kotlinCompileTesting = "1.4.9"
-kotlinCoroutines = "1.8.1"
+kotlinCoroutines = "1.7.3"
 kotlinNativeUtils = "1.9.24"
 kotlinSerialization = "1.6.3"
 kotlinToolingCore = "1.9.24"