Revert "Remove unused ToTSepolicyVersion"

Revert submission 2952245-vfrc_as_tot_sepolicy

Reason for revert: DroidMonitor-triggered revert due to breakage https://android-build.corp.google.com/builds/quarterdeck?branch=git_main&target=mainline_modules_arm64-mainline-userdebug&lkgb=11421838&lkbb=11421957&fkbb=11421841, b/324335916

Reverted changes: /q/submissionid:2952245-vfrc_as_tot_sepolicy

Bug: 324335916
Change-Id: I803ccc4c2d1e96f9e36b9d91eebc3e18e50b238f
diff --git a/android/config.go b/android/config.go
index b162cfb..d94a86f 100644
--- a/android/config.go
+++ b/android/config.go
@@ -1706,6 +1706,10 @@
 	return String(c.config.productVariables.PlatformSepolicyVersion)
 }
 
+func (c *deviceConfig) TotSepolicyVersion() string {
+	return String(c.config.productVariables.TotSepolicyVersion)
+}
+
 func (c *deviceConfig) PlatformSepolicyCompatVersions() []string {
 	return c.config.productVariables.PlatformSepolicyCompatVersions
 }