Add contols audits

Signed-off-by: Sacha Al Himdani <sacha@getprobo.com>

pkg/coredata/migrations/20250814T123441Z.sql

@@ -0,0 +1,7 @@
+CREATE TABLE controls_audits (
+    control_id TEXT NOT NULL REFERENCES controls(id),
+    audit_id TEXT NOT NULL REFERENCES audits(id),
+    tenant_id TEXT NOT NULL,
+    created_at TIMESTAMP WITH TIME ZONE NOT NULL,
+    PRIMARY KEY (control_id, audit_id)
+);