[docs] Remove references to increasing offline tile limit

include/mbgl/storage/offline.hpp

@@ -193,8 +193,7 @@ public:
      * tiles stored for offline regions has been reached.
      *
      * Once the limit has been reached, the SDK will not download further offline
-     * tiles from Mapbox APIs until existing tiles have been removed. Contact your
-     * Mapbox sales representative to raise the limit.
+     * tiles from Mapbox APIs until existing tiles have been removed.
      *
      * This limit does not apply to non-Mapbox tile sources.
      *

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/offline/OfflineRegion.java

@@ -96,8 +96,7 @@ public class OfflineRegion {
      * tiles stored for offline regions has been reached.
      *
      * Once the limit has been reached, the SDK will not download further offline
-     * tiles from Mapbox APIs until existing tiles have been removed. Contact your
-     * Mapbox sales representative to raise the limit.
+     * tiles from Mapbox APIs until existing tiles have been removed.
      *
      * This limit does not apply to non-Mapbox tile sources.
      *

platform/darwin/src/MGLOfflineStorage.h

@@ -58,7 +58,6 @@ FOUNDATION_EXTERN MGL_EXPORT const NSNotificationName MGLOfflinePackErrorNotific
  Once this limit is reached, no instance of `MGLOfflinePack` can download
  additional tiles from Mapbox APIs until already downloaded tiles are removed by
  calling the `-[MGLOfflineStorage removePack:withCompletionHandler:]` method.
- Contact your Mapbox sales representative to have the limit raised.
  */
 FOUNDATION_EXTERN MGL_EXPORT const NSNotificationName MGLOfflinePackMaximumMapboxTilesReachedNotification;
 
@@ -344,7 +343,6 @@ MGL_EXPORT
 
  @note The <a href="https://www.mapbox.com/tos/">Mapbox Terms of Service</a>
     prohibits changing or bypassing this limit without permission from Mapbox.
-    Contact your Mapbox sales representative to have the limit raised.
  */
 - (void)setMaximumAllowedMapboxTiles:(uint64_t)maximumCount;