fix(deps): bump toolchain to go1.24.9 for CVEs found by govulncheck [backport to release/sdk/v0.10] (#2872)

# Description
Backport of #2849 to `release/sdk/v0.10`.

Co-authored-by: opentdf-automation[bot] <149537512+opentdf-automation[bot]@users.noreply.github.com>

Author: opentdf-automation[bot]

examples/go.mod

@@ -2,7 +2,7 @@ module github.com/opentdf/platform/examples
 
 go 1.24.0
 
-toolchain go1.24.6
+toolchain go1.24.9
 
 require (
 	github.com/opentdf/platform/lib/ocrypto v0.7.0

go.work

@@ -1,6 +1,6 @@
 go 1.24.0
 
-toolchain go1.24.6
+toolchain go1.24.9
 
 use (
 	./examples

lib/fixtures/go.mod

@@ -2,7 +2,7 @@ module github.com/opentdf/platform/lib/fixtures
 
 go 1.23.0
 
-toolchain go1.24.6
+toolchain go1.24.9
 
 require github.com/Nerzal/gocloak/v13 v13.9.0
 

lib/ocrypto/go.mod

@@ -2,7 +2,7 @@ module github.com/opentdf/platform/lib/ocrypto
 
 go 1.23.0
 
-toolchain go1.24.6
+toolchain go1.24.9
 
 require (
 	github.com/stretchr/testify v1.10.0

protocol/go/go.mod

@@ -2,7 +2,7 @@ module github.com/opentdf/platform/protocol/go
 
 go 1.24.0
 
-toolchain go1.24.6
+toolchain go1.24.9
 
 require (
 	buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.34.1-20240508200655-46a4cf4ba109.1

sdk/go.mod

@@ -2,7 +2,7 @@ module github.com/opentdf/platform/sdk
 
 go 1.24.0
 
-toolchain go1.24.6
+toolchain go1.24.9
 
 require (
 	connectrpc.com/connect v1.18.1

service/go.mod

@@ -2,7 +2,7 @@ module github.com/opentdf/platform/service
 
 go 1.24.0
 
-toolchain go1.24.6
+toolchain go1.24.9
 
 require (
 	buf.build/go/protovalidate v0.13.1