feat(data/smartphone): add Wikipedia URLs for 6 verified smartphones

Author: Seungpyo1007

data/smartphone/google/2017/pixel-2/google-pixel-2-allphones-2633-4gb-64gb-4g-lte.json

@@ -10,7 +10,8 @@
   "os": "Android 8.0 (Oreo), upgradable to Android 11",
   "verified": false,
   "source_urls": [
-    "https://www.kaggle.com/datasets/madajaswanth/phone-dataset-8461-phones"
+    "https://www.kaggle.com/datasets/madajaswanth/phone-dataset-8461-phones",
+    "https://en.wikipedia.org/wiki/Google_Pixel_2"
   ],
   "variant": {
     "region": "global",

data/smartphone/huawei/2009/u1250.json

@@ -10,7 +10,8 @@
   "os": "Feature phone",
   "verified": false,
   "source_urls": [
-    "https://www.kaggle.com/datasets/msainani/gsmarena-mobile-devices"
+    "https://www.kaggle.com/datasets/msainani/gsmarena-mobile-devices",
+    "https://en.wikipedia.org/wiki/Huawei_U1250"
   ],
   "display": {
     "size_inch": 2.0,

data/smartphone/microsoft/2014/lumia-535/microsoft-lumia-535-allphones-2192-1gb-8gb-3g.json

@@ -10,7 +10,8 @@
   "os": "Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10",
   "verified": false,
   "source_urls": [
-    "https://www.kaggle.com/datasets/madajaswanth/phone-dataset-8461-phones"
+    "https://www.kaggle.com/datasets/madajaswanth/phone-dataset-8461-phones",
+    "https://en.wikipedia.org/wiki/Microsoft_Lumia_535"
   ],
   "variant": {
     "region": "global",

data/smartphone/nokia/1999/9110i-communicator.json

@@ -10,7 +10,8 @@
   "os": "Feature phone",
   "verified": false,
   "source_urls": [
-    "https://www.kaggle.com/datasets/msainani/gsmarena-mobile-devices"
+    "https://www.kaggle.com/datasets/msainani/gsmarena-mobile-devices",
+    "https://en.wikipedia.org/wiki/List_of_Nokia_products#4-digit_series"
   ],
   "display": {
     "size_inch": 4.5,

data/smartphone/palm/2005/palm-tx.json

@@ -10,7 +10,8 @@
   "os": "Feature phone",
   "verified": false,
   "source_urls": [
-    "https://phonedb.net/index.php?m=device&id=1243"
+    "https://phonedb.net/index.php?m=device&id=1243",
+    "https://en.wikipedia.org/wiki/Palm_TX"
   ],
   "display": {
     "size_inch": 3.86,

data/smartphone/siemens/2001/a40.json

@@ -10,7 +10,8 @@
   "os": "Feature phone",
   "verified": false,
   "source_urls": [
-    "https://www.kaggle.com/datasets/msainani/gsmarena-mobile-devices"
+    "https://www.kaggle.com/datasets/msainani/gsmarena-mobile-devices",
+    "https://en.wikipedia.org/wiki/Siemens_A40"
   ],
   "display": {
     "type": "Alphanumeric"