Fix "the the".

CHANGES.txt

@@ -647,7 +647,7 @@
     details about APIs.
 
   Objective-C
-  * Helpers are now provided for working the the Any well known type (see
+  * Helpers are now provided for working the Any well known type (see
     GPBWellKnownTypes.h for the api additions).
   * Some improvements in startup code (especially when extensions aren’t used).
 

objectivec/GPBMessage.h

@@ -308,7 +308,7 @@ CF_EXTERN_C_END
 - (void)writeToOutputStream:(NSOutputStream *)output;
 
 /**
- * Writes out a varint for the message size followed by the the message to
+ * Writes out a varint for the message size followed by the message to
  * the given output stream.
  *
  * @param output The coded output stream into which to write the message.
@@ -318,7 +318,7 @@ CF_EXTERN_C_END
 - (void)writeDelimitedToCodedOutputStream:(GPBCodedOutputStream *)output;
 
 /**
- * Writes out a varint for the message size followed by the the message to
+ * Writes out a varint for the message size followed by the message to
  * the given output stream.
  *
  * @param output The output stream into which to write the message.

php/ext/google/protobuf/upb.c

@@ -7835,7 +7835,7 @@ bool upb_pbdecoder_setmaxnesting(upb_pbdecoder *d, size_t max) {
 **       to perfectly match the output of reference encoders that always use the
 **       optimal amount of space for each length.
 **
-**   (2) requires guessing the the size upfront, and if multiple lengths are
+**   (2) requires guessing the size upfront, and if multiple lengths are
 **       guessed wrong the minimum required number of memmove() operations may
 **       be complicated to compute correctly.  Implemented properly, it may have
 **       a useful amortized or average cost, but more investigation is required

ruby/ext/google/protobuf_c/upb.c

@@ -11585,7 +11585,7 @@ bool upb_pbdecoder_setmaxnesting(upb_pbdecoder *d, size_t max) {
 **       to perfectly match the output of reference encoders that always use the
 **       optimal amount of space for each length.
 **
-**   (2) requires guessing the the size upfront, and if multiple lengths are
+**   (2) requires guessing the size upfront, and if multiple lengths are
 **       guessed wrong the minimum required number of memmove() operations may
 **       be complicated to compute correctly.  Implemented properly, it may have
 **       a useful amortized or average cost, but more investigation is required