Update SwiftPM version for 8.12.1 (#9326)

ryanwilson · web-flow · commit 78f7087fd5d4 · 2022-02-09T17:18:47.000-05:00
This was missed during the process. Plan is to merge this then tag this commit as v8.12.1
diff --git a/Package.swift b/Package.swift
@@ -17,7 +17,7 @@
 
 import PackageDescription
 
-let firebaseVersion = "8.12.0"
+let firebaseVersion = "8.12.1"
 
 let package = Package(
   name: "Firebase",
