feat(corp/ops): bootstrap separate corp terraform config

Doesn't actually contain any configuration yet, just setting up TF
with the right providers and so on.

Change-Id: Ia7128dd977b4ff69eebaa36c6cad6ac104cafcdb
Reviewed-on: https://cl.tvl.fyi/c/depot/+/8492
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>

corp/ops/main.tf

@@ -0,0 +1,10 @@
+# Terraform configuration for TVL corp infrastructure (on Yandex
+# Cloud).
+
+terraform {
+  required_providers {
+    yandex = {
+      source = "yandex-cloud/yandex"
+    }
+  }
+}