Add reading list tests to upstream FYI and try bots.

ios/build/bots/chromium.fyi/EarlGreyiOS.json

Index: ios/build/bots/chromium.fyi/EarlGreyiOS.json
diff --git a/ios/build/bots/chromium.fyi/EarlGreyiOS.json b/ios/build/bots/chromium.fyi/EarlGreyiOS.json
index 0bea78a3c8d5529f30978e4d345219d382f1d375..587f0da6e1060ecd378678c8b997738471d40327 100644
--- a/ios/build/bots/chromium.fyi/EarlGreyiOS.json
+++ b/ios/build/bots/chromium.fyi/EarlGreyiOS.json
@@ -22,6 +22,16 @@
       "xctest": true
     },
     {
+      "app": "ios_chrome_reading_list_egtests",
+      "test args": [
+        "--enable-reading-list"
+      ],
+      "device type": "iPhone 6s",
+      "os": "10.0",
+      "xcode version": "8.0",
+      "xctest": true
+    },
+    {
       "app": "ios_chrome_settings_egtests",
       "device type": "iPhone 6s",
       "os": "10.0",
@@ -71,6 +81,16 @@
       "xctest": true
     },
     {
+      "app": "ios_chrome_reading_list_egtests",
+      "test args": [
+        "--enable-reading-list"
+      ],
+      "device type": "iPad Air 2",
+      "os": "10.0",
+      "xcode version": "8.0",
+      "xctest": true
+    },
+    {
       "app": "ios_chrome_settings_egtests",
       "device type": "iPad Air 2",
       "os": "10.0",