feat: add italian language translations (#3268)

Author: ctrlVnt

lib/l10n/app_en.arb

@@ -173,6 +173,7 @@
     "language": "Language",
     "english": "English",
     "hindi": "Hindi",
+    "italian": "Italian",
     "frontLayout": "Front Layout",
     "backLayout": "Back Layout",
     "pinLayout": "Pin Layout",
@@ -537,7 +538,6 @@
     "multimeterConfigs": "Multimeter Configurations",
     "multimeterUpdatePeriodHint": "Please provide time interval at which data will be updated (100 ms to 1000 ms)",
     "theme": "Theme",
-    "light": "Light",
     "darkExperimental": "Dark (Experimental)",
     "system": "System",
     "shareApp": "Share App",

lib/l10n/app_hi.arb

@@ -173,6 +173,7 @@
     "language": "भाषा",
     "english": "English",
     "hindi": "हिंदी",
+    "italian": "Italian",
     "frontLayout": "सामने का लेआउट",
     "backLayout": "पीछे का लेआउट",
     "pinLayout": "पिन लेआउट",