fix(deps): update module github.com/crossplane/crossplane-runtime to v1.19.0

Author: renovate[bot]

go.mod

@@ -6,7 +6,7 @@ toolchain go1.23.4
 
 require (
 	github.com/alecthomas/kong v0.9.0
-	github.com/crossplane/crossplane-runtime v1.18.0
+	github.com/crossplane/crossplane-runtime v1.19.0
 	github.com/crossplane/function-sdk-go v0.4.0
 	github.com/google/go-cmp v0.6.0
 	github.com/pkg/errors v0.9.1