Update of library

Author: FL550

custom_components/dwd_weather/manifest.json

@@ -1,6 +1,6 @@
 {
   "domain": "dwd_weather",
-  "version": "2.1.8",
+  "version": "2.1.9",
   "name": "Deutscher Wetterdienst (DWD)",
   "documentation": "https://github.com/FL550/dwd_weather",
   "issue_tracker": "https://github.com/FL550/dwd_weather/issues",
@@ -10,7 +10,7 @@
     "@FL550"
   ],
   "requirements": [
-    "simple_dwd_weatherforecast==2.1.3",
+    "simple_dwd_weatherforecast==2.1.4",
     "markdownify==0.6.5",
     "suntimes==1.1.2"
   ],