Regenerate and postprocess Qt Linguist translation units

This updates the Qt Linguist localization files and applies Bitcoin's
newer post-processing to remove source locations and unfinished items
for cleaner diffs.

Author: cyrossignol

src/qt/bitcoinstrings.cpp

@@ -97,7 +97,7 @@
       <item>
        <widget class="QLineEdit" name="filterLineEdit">
         <property name="placeholderText">
-         <string>Search by label or address</string>
+         <string>Search by address or label</string>
         </property>
         <property name="clearButtonEnabled">
          <bool>true</bool>

src/qt/forms/favoritespage.ui

@@ -97,7 +97,7 @@
       <item>
        <widget class="QLineEdit" name="filterLineEdit">
         <property name="placeholderText">
-         <string>Search by label or address</string>
+         <string>Search by address or label</string>
         </property>
         <property name="clearButtonEnabled">
          <bool>true</bool>