fix(render): use react-dom edge export in convex runtime (#2438)

.changeset/spotty-pets-cheer.md

@@ -0,0 +1,5 @@
+---
+"@react-email/render": patch
+---
+
+use edge exports in convex runtime

packages/render/package.json

@@ -51,6 +51,16 @@
           "default": "./dist/edge/index.js"
         }
       },
+      "convex": {
+        "import": {
+          "types": "./dist/edge/index.d.mts",
+          "default": "./dist/edge/index.mjs"
+        },
+        "require": {
+          "types": "./dist/edge/index.d.ts",
+          "default": "./dist/edge/index.js"
+        }
+      },
       "node": {
         "import": {
           "types": "./dist/node/index.d.mts",