fix: improve German translation for reschedule button calcom#28607 (calcom#28624)

* fix: improve German translation for reschedule button

* fix: use accurate German translation for reschedule button

Change "Neuen Termin buchen" (Book new appointment) to "Neu terminieren"
(Re-schedule) to align with the English "Reschedule" meaning.

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Co-authored-by: Romit <romitgabani1.work@gmail.com>

Author: dhruveshmishra

packages/i18n/locales/de/common.json

@@ -773,7 +773,7 @@
   "attendee_phone_number": "Telefonnummer",
   "organizer_phone_number": "Telefonnummer des Organisators",
   "enter_phone_number": "Telefonnummer eingeben",
-  "reschedule": "Neuplanen",
+  "reschedule": "Neu terminieren",
   "reschedule_this": "Stattdessen verschieben",
   "book_a_team_member": "Teammitglied stattdessen buchen",
   "or": "ODER",