Remove import/export message for devices with sdcard

We don't need to have two kinds of strings there.

Bug: 4483800
Change-Id: Ibfb9c517d171e10837d884f1ecf87d0dd4242339
diff --git a/res/values/strings.xml b/res/values/strings.xml
index ff69899..2d515a7 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -697,14 +697,10 @@
     <string name="import_from_sim">Import from SIM card</string>
 
     <!-- Action string for selecting (USB) storage for importing contacts [CHAR LIMIT=25] -->
-    <string name="import_from_sdcard" product="nosdcard">Import from storage</string>
-    <!-- Action string for selecting SD Card for importing contacts -->
-    <string name="import_from_sdcard" product="default">Import from SD card</string>
+    <string name="import_from_sdcard" product="default">Import from storage</string>
 
     <!-- Action that exports all contacts to (USB) storage [CHAR LIMIT=25] -->
-    <string name="export_to_sdcard" product="nosdcard">Export to storage</string>
-    <!-- Action that exports all contacts to SD Card -->
-    <string name="export_to_sdcard" product="default">Export to SD card</string>
+    <string name="export_to_sdcard" product="default">Export to storage</string>
 
     <!-- Action that shares visible contacts -->
     <string name="share_visible_contacts">Share visible contacts</string>