Fix weather + wikipedia: add requires:["PYTHON"] so Skald installs httpx deps

Without requires:["PYTHON"] Skald skips pip install and httpx is
missing at runtime. Bump v2→v3 (3.0.0).

connectors/connectors.json

@@ -534,8 +534,8 @@
         "type": "none"
       },
       "folder": "weather",
-      "version": 2,
-      "version_string": "2.0.0",
+      "version": 3,
+      "version_string": "3.0.0",
       "version_release_date": "2026-07-19",
       "files": [
         {
@@ -545,8 +545,8 @@
         },
         {
           "path": "connector.json",
-          "sha256": "a55996daf7414fa7d5ee646919805d2f4c9cf7315175f2d61b77fec9c4386725",
-          "size": 1377
+          "sha256": "9ac104b2ab3580c2a12405df0e872d3ef270cec58397ad379858550fe41c4751",
+          "size": 1403
         },
         {
           "path": "requirements.txt",
@@ -638,8 +638,8 @@
         "type": "none"
       },
       "folder": "wikipedia",
-      "version": 2,
-      "version_string": "2.0.0",
+      "version": 3,
+      "version_string": "3.0.0",
       "version_release_date": "2026-07-19",
       "files": [
         {
@@ -649,8 +649,8 @@
         },
         {
           "path": "connector.json",
-          "sha256": "5e352717810fad188745c7fc78768f6ec86b8f2cb476081a5977606b2cd143cf",
-          "size": 1269
+          "sha256": "6c84ae86c9c3f0d6c7622ee98cceb84ddc0654d43574739ed6c45017c5c1b79b",
+          "size": 1295
         },
         {
           "path": "requirements.txt",

connectors/weather/connector.json

@@ -25,6 +25,7 @@
   "icon_small": "icon_sm.svg",
   "icon_large": "icon_lg.svg",
   "scope": "global",
+  "requires": ["PYTHON"],
   "tags": [
     "weather",
     "mcp",
@@ -39,7 +40,7 @@
       "weather_mcp_server.py"
     ]
   },
-  "version": 2,
-  "version_string": "2.0.0",
+  "version": 3,
+  "version_string": "3.0.0",
   "version_release_date": "2026-07-19"
 }

connectors/wikipedia/connector.json

@@ -25,6 +25,7 @@
   "icon_small": "icon_sm.svg",
   "icon_large": "icon_lg.svg",
   "scope": "global",
+  "requires": ["PYTHON"],
   "tags": [
     "wikipedia",
     "mcp",
@@ -39,7 +40,7 @@
       "wikipedia_mcp_server.py"
     ]
   },
-  "version": 2,
-  "version_string": "2.0.0",
+  "version": 3,
+  "version_string": "3.0.0",
   "version_release_date": "2026-07-19"
 }