Fix firestore/lite paths (#6418)

Author: hsubox76

.changeset/wet-balloons-own.md

@@ -0,0 +1,5 @@
+---
+'@firebase/firestore': patch
+---
+
+Fix Node ESM export paths for firestore/lite.

packages/firestore/package.json

@@ -61,9 +61,9 @@
         "require": "./dist/lite/index.node.cjs.js",
         "import": "./dist/lite/index.node.mjs"
       },
-      "react-native": "./dist/index.rn.js",
-      "esm5": "./dist/index.esm5.js",
-      "default": "./dist/index.esm2017.js"
+      "react-native": "./dist/lite/index.rn.esm2017.js",
+      "esm5": "./dist/lite/index.browser.esm5.js",
+      "default": "./dist/lite/index.browser.esm2017.js"
     },
     "./package.json": "./package.json"
   },