all: remove duplicate "the" words in comments

Following CL 424454, using command

   rg --multiline " the\s{1,}the " *
   rg --multiline " the\s{1,}//\s{1,}the " *

all the words "the" that are repeated in comments are found.

Change-Id: I60b769b98f04c927b4c228e10f37faf190964069
Reviewed-on: https://go-review.googlesource.com/c/go/+/423836
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
Run-TryBot: Filippo Valsorda <filippo@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Filippo Valsorda <filippo@golang.org>

src/cmd/compile/internal/ssa/schedule.go

@@ -179,7 +179,7 @@ func schedule(f *Func) {
 					// scored CarryChainTail (and prove w is not a tail).
 					score[w.ID] = ScoreFlags
 				}
-				// Verify v has not been scored. If v has not been visited, v may be the
+				// Verify v has not been scored. If v has not been visited, v may be
 				// the final (tail) operation in a carry chain. If v is not, v will be
 				// rescored above when v's carry-using op is scored. When scoring is done,
 				// only tail operations will retain the CarryChainTail score.

src/cmd/internal/obj/ppc64/doc.go

@@ -198,7 +198,7 @@ greater than the max then the assembler sets it to the max for that size (31 for
 32 bit values, 63 for 64 bit values). If the shift count is in a register, then
 only the low 5 or 6 bits of the register will be used as the shift count. The
 Go compiler will add appropriate code to compare the shift value to achieve the
-the correct result, and the assembler does not add extra checking.
+correct result, and the assembler does not add extra checking.
 
 Examples:
 

src/cmd/link/internal/ld/outbuf_darwin.go

@@ -24,7 +24,7 @@ func (out *OutBuf) fallocate(size uint64) error {
 	}
 	// F_PEOFPOSMODE allocates from the end of the file, so we want the size difference.
 	// Apparently, it uses the end of the allocation, instead of the logical end of the
-	// the file.
+	// file.
 	cursize := uint64(stat.Sys().(*syscall.Stat_t).Blocks * 512) // allocated size
 	if size <= cursize {
 		return nil

src/crypto/tls/common.go

@@ -725,7 +725,7 @@ type Config struct {
 
 	// mutex protects sessionTicketKeys and autoSessionTicketKeys.
 	mutex sync.RWMutex
-	// sessionTicketKeys contains zero or more ticket keys. If set, it means the
+	// sessionTicketKeys contains zero or more ticket keys. If set, it means
 	// the keys were set with SessionTicketKey or SetSessionTicketKeys. The
 	// first key is used for new tickets and any subsequent keys can be used to
 	// decrypt old tickets. The slice contents are not protected by the mutex

src/net/http/httputil/reverseproxy.go

@@ -112,7 +112,7 @@ type ReverseProxy struct {
 	// At most one of Rewrite or Director may be set.
 	Rewrite func(*ProxyRequest)
 
-	// Director is a function which modifies the
+	// Director is a function which modifies
 	// the request into a new request to be sent
 	// using Transport. Its response is then copied
 	// back to the original client unmodified.