Bump planetscale-go to v0.178.0

Picks up MoveTablesCreateRequest.GlobalKeyspace, required for the
--global-keyspace flag.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

Author: mcrauwel

go.mod

@@ -32,7 +32,7 @@ require (
 	github.com/mitchellh/go-homedir v1.1.0
 	github.com/muesli/termenv v0.16.0
 	github.com/pkg/browser v0.0.0-20240102092130-5ac0b6a4141c
-	github.com/planetscale/planetscale-go v0.177.0
+	github.com/planetscale/planetscale-go v0.178.0
 	github.com/planetscale/psdb v0.0.0-20250717190954-65c6661ab6e4
 	github.com/planetscale/psdbproxy v0.0.0-20250728082226-3f4ea3a74ec7
 	github.com/spf13/cobra v1.10.2

go.sum

@@ -183,8 +183,8 @@ github.com/pkg/browser v0.0.0-20240102092130-5ac0b6a4141c/go.mod h1:7rwL4CYBLnjL
 github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA=
 github.com/planetscale/noglog v0.2.1-0.20210421230640-bea75fcd2e8e h1:MZ8D+Z3m2vvqGZLvoQfpaGg/j1fNDr4j03s3PRz4rVY=
 github.com/planetscale/noglog v0.2.1-0.20210421230640-bea75fcd2e8e/go.mod h1:hwAsSPQdvPa3WcfKfzTXxtEq/HlqwLjQasfO6QbGo4Q=
-github.com/planetscale/planetscale-go v0.177.0 h1:jVE8uInjGayJ7RLaqwBK7VPgu96U/99dwV2MbbuRywA=
-github.com/planetscale/planetscale-go v0.177.0/go.mod h1:paQCI5SgquuoewvMQM7R+r1XJO868bdP6/ihGidYRM0=
+github.com/planetscale/planetscale-go v0.178.0 h1:1a+VwVpvV4eAFaeL1bLCPcnWKItuYTSBfD2s8BN+6To=
+github.com/planetscale/planetscale-go v0.178.0/go.mod h1:paQCI5SgquuoewvMQM7R+r1XJO868bdP6/ihGidYRM0=
 github.com/planetscale/psdb v0.0.0-20250717190954-65c6661ab6e4 h1:Xv5pj20Rhfty1Tv0OVcidg4ez4PvGrpKvb6rvUwQgDs=
 github.com/planetscale/psdb v0.0.0-20250717190954-65c6661ab6e4/go.mod h1:M52h5IWxAcbdQ1hSZrLAGQC4ZXslxEsK/Wh9nu3wdWs=
 github.com/planetscale/psdbproxy v0.0.0-20250728082226-3f4ea3a74ec7 h1:aRd6vdE1fyuSI4RVj7oCr8lFmgqXvpnPUmN85VbZCp8=