checkpatch: fix spelling errors and remove repeated word

Delete repeated word in scripts/checkpatch.pl:
  "are are" -> "are"

Fix typos:
  "commments" -> "comments"
  "falsly" -> "falsely"

Link: https://lkml.kernel.org/r/20201113152316.62975-1-dwaipayanray1@gmail.com
Signed-off-by: Dwaipayan Ray <dwaipayanray1@gmail.com>
Acked-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 2749f32..041b82f 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2841,7 +2841,7 @@
 
 
 				# stable@vger.kernel.org or stable@kernel.org shouldn't
-				# have an email name. In addition commments should strictly
+				# have an email name. In addition comments should strictly
 				# begin with a #
 				if ($email =~ /^.*stable\@(?:vger\.)?kernel\.org/i) {
 					if (($comment ne "" && $comment !~ /^#.+/) ||
@@ -5000,7 +5000,7 @@
 ## 		    $line !~ /^.\s*$Type\s+$Ident(?:\s*=[^,{]*)?\s*,\s*$Type\s*$Ident.*/) {
 ##
 ## 			# Remove any bracketed sections to ensure we do not
-## 			# falsly report the parameters of functions.
+## 			# falsely report the parameters of functions.
 ## 			my $ln = $line;
 ## 			while ($ln =~ s/\([^\(\)]*\)//g) {
 ## 			}
@@ -7109,7 +7109,7 @@
 		exit(0);
 	}
 
-	# This is not a patch, and we are are in 'no-patch' mode so
+	# This is not a patch, and we are in 'no-patch' mode so
 	# just keep quiet.
 	if (!$chk_patch && !$is_patch) {
 		exit(0);