go.mod: update for v1.86.4 (#687)

Signed-off-by: Jonathan Nobels <[email protected]>

Author: barnstar

go.mod

@@ -5,7 +5,7 @@ go 1.24.4
 require (
 	github.com/tailscale/wireguard-go v0.0.0-20250716170648-1d0488a3d7da
 	golang.org/x/mobile v0.0.0-20240806205939-81131f6468ab
-	tailscale.com v1.86.2
+	tailscale.com v1.86.4
 )
 
 require (

go.sum

@@ -235,9 +235,5 @@ howett.net/plist v1.0.0 h1:7CrbWYbPPO/PyNy38b2EB/+gYbjCe2DXBxgtOOZbSQM=
 howett.net/plist v1.0.0/go.mod h1:lqaXoTrLY4hg8tnEzNru53gicrbv7rrk+2xJA/7hw9g=
 software.sslmate.com/src/go-pkcs12 v0.4.0 h1:H2g08FrTvSFKUj+D309j1DPfk5APnIdAQAB8aEykJ5k=
 software.sslmate.com/src/go-pkcs12 v0.4.0/go.mod h1:Qiz0EyvDRJjjxGyUQa2cCNZn/wMyzrRJ/qcDXOQazLI=
-tailscale.com v1.85.0-pre.0.20250722205428-729d6532ff35 h1:RaZ9EcaONTkfAerz5hbjpFbtok9uqB46I34Q9T7VGQg=
-tailscale.com v1.85.0-pre.0.20250722205428-729d6532ff35/go.mod h1:Lm8dnzU2i/Emw15r6sl3FRNp/liSQ/nYw6ZSQvIdZ1M=
-tailscale.com v1.86.0 h1:lB2nkeoW+F3CFaEADxOASVGL5+w3i2CmeW277tN+jlk=
-tailscale.com v1.86.0/go.mod h1:Lm8dnzU2i/Emw15r6sl3FRNp/liSQ/nYw6ZSQvIdZ1M=
-tailscale.com v1.86.2 h1:rZyR7vBqpFfQcei+vf69uaJXlJtcLGIub5Sftjs5Tbc=
-tailscale.com v1.86.2/go.mod h1:Lm8dnzU2i/Emw15r6sl3FRNp/liSQ/nYw6ZSQvIdZ1M=
+tailscale.com v1.86.4 h1:KHAmLyzVn50t2P5877wohBU0UPVeIMHC9XDzRw4Ycz4=
+tailscale.com v1.86.4/go.mod h1:Lm8dnzU2i/Emw15r6sl3FRNp/liSQ/nYw6ZSQvIdZ1M=