[web] Fix missing translations in modal dialog playlist view

The path and the playlist types are now translated.

web-src/src/locales/de.json

@@ -74,6 +74,7 @@
     "playlist": {
       "add-next": "Als nächstes hinzufügen",
       "add": "Hinzufügen",
+      "path": "Pfad",
       "play": "Spielen",
       "track-count": "Tracknummer",
       "type": "Art",
@@ -543,6 +544,12 @@
       }
     }
   },
+  "playlist": {
+    "type": {
+      "plain": "Einfache",
+      "smart": "Intelligente"
+    }
+  },
   "player": {
     "button": {
       "consume": "Verlauf löschen",

web-src/src/locales/en.json

@@ -75,6 +75,7 @@
       "add-next": "Add Next",
       "add": "Add",
       "play": "Play",
+      "path": "Path",
       "track-count": "Track Count",
       "type": "Type",
       "save": {
@@ -543,6 +544,12 @@
       }
     }
   },
+  "playlist": {
+    "type": {
+      "plain": "Plain",
+      "smart": "Smart"
+    }
+  },
   "player": {
     "button": {
       "consume": "Clear history",

web-src/src/locales/fr.json

@@ -75,6 +75,7 @@
       "add-next": "Ajouter ensuite",
       "add": "Ajouter",
       "play": "Lire",
+      "path": "Emplacement",
       "track-count": "Pistes",
       "type": "Type",
       "save": {
@@ -543,6 +544,12 @@
       }
     }
   },
+  "playlist": {
+    "type": {
+      "plain": "Simple",
+      "smart": "Intelligente"
+    }
+  },
   "player": {
     "button": {
       "consume": "Effacer l’historique",