[1688] trivial editorial fixes.

src/bin/auth/query.cc

@@ -63,7 +63,7 @@ public:
     {}
 
     // \brief Set Target Section
-    // 
+    //
     // Sets the section into which the information added by addRRset will be
     // inserted.
     //

src/lib/dns/rrset.h

@@ -497,7 +497,7 @@ public:
     /// This is because with ordering based on A, B and C (in that order), the
     /// algorithm needs to do two checks on A and B - a "less than" check and a
     /// check for equality.  It only needs to do a "less than" check on C.
-    /// equality.  It only needs to do one check on C, 
+    /// equality.  It only needs to do one check on C,
     ///
     /// \param other The other AbstractRRset to compare against.
     ///