chore(deps): Update module google.golang.org/grpc to v1.79.3 [SECURITY] (#1509)

| datasource | package                | from    | to      |
| ---------- | ---------------------- | ------- | ------- |
| go         | google.golang.org/grpc | v1.79.1 | v1.79.3 |

Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>
Co-authored-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

go.mod

@@ -50,7 +50,7 @@ require (
 	golang.org/x/sys v0.41.0
 	golang.org/x/text v0.34.0
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20260128011058-8636f8732409
-	google.golang.org/grpc v1.79.1
+	google.golang.org/grpc v1.79.3
 	google.golang.org/protobuf v1.36.11
 	k8s.io/kube-openapi v0.0.0-20260127142750-a19766b6e2d4 // @grafana/grafana-app-platform-squad
 )

go.sum

@@ -377,8 +377,8 @@ google.golang.org/genproto/googleapis/api v0.0.0-20260128011058-8636f8732409 h1:
 google.golang.org/genproto/googleapis/api v0.0.0-20260128011058-8636f8732409/go.mod h1:fl8J1IvUjCilwZzQowmw2b7HQB2eAuYBabMXzWurF+I=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260128011058-8636f8732409 h1:H86B94AW+VfJWDqFeEbBPhEtHzJwJfTbgE2lZa54ZAQ=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260128011058-8636f8732409/go.mod h1:j9x/tPzZkyxcgEFkiKEEGxfvyumM01BEtsW8xzOahRQ=
-google.golang.org/grpc v1.79.1 h1:zGhSi45ODB9/p3VAawt9a+O/MULLl9dpizzNNpq7flY=
-google.golang.org/grpc v1.79.1/go.mod h1:KmT0Kjez+0dde/v2j9vzwoAScgEPx/Bw1CYChhHLrHQ=
+google.golang.org/grpc v1.79.3 h1:sybAEdRIEtvcD68Gx7dmnwjZKlyfuc61Dyo9pGXXkKE=
+google.golang.org/grpc v1.79.3/go.mod h1:KmT0Kjez+0dde/v2j9vzwoAScgEPx/Bw1CYChhHLrHQ=
 google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
 google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=