go.toolchain.rev: update to Go 1.25.5 (#18123)

Updates #18122

Signed-off-by: Andrew Lytvynov <[email protected]>

go.mod

@@ -1,6 +1,6 @@
 module tailscale.com
 
-go 1.25.3
+go 1.25.5
 
 require (
 	filippo.io/mkcert v1.4.4

go.toolchain.rev

@@ -1 +1 @@
-5c01b77ad0d27a8bd4ef89ef7e713fd7043c5a91
+0bab982699fa5903259ba9b4cba3e5fd6cb3baf2

go.toolchain.rev.sri

@@ -1 +1 @@
-sha256-2TYziJLJrFOW2FehhahKficnDACJEwjuvVYyeQZbrcc=
+sha256-fBezkBGRHCnfJiOUmMMqBCPCqjlGC4F6KEt5h1JhsCg=

go.toolchain.version

@@ -1 +1 @@
-1.25.3
+1.25.5