Update dependency androidx.datastore:datastore-preferences to v1.2.1

Author: renovate[bot]

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
 activityCompose = "1.11.0"
 coreKtx = "1.17.0"
-datastorePreferences = "1.1.7"
+datastorePreferences = "1.2.1"
 material3 = "1.4.0"
 navigationCompose = "2.9.5"
 kotlin = "2.2.21"