[DNM] Update Package.swift

Package.swift

@@ -1359,6 +1359,7 @@ func abseilDependency() -> Package.Dependency {
       "https://github.com/google/abseil-cpp-binary.git",
       "1.2024011601.1" ..< "1.2024011700.0"
     )
+    return .package(url: packageInfo.url, branch: "nc/firestore-pre_rc1")
   }
 
   return .package(url: packageInfo.url, packageInfo.range)