Add exceptions for arktype, execa, and highland to prevent them from being flagged by unhandled pipe error query

javascript/ql/test/query-tests/Quality/UnhandledStreamPipe/arktype.js

@@ -1,3 +1,3 @@
 import { type } from 'arktype';
 
-type.string.pipe(Number) // $SPURIOUS:Alert
+type.string.pipe(Number);

javascript/ql/test/query-tests/Quality/UnhandledStreamPipe/execa.js

@@ -4,7 +4,7 @@ const execa = require('execa');
   const first = execa('node', ['empty.js']);
   const second = execa('node', ['stdin.js']);
 
-  first.stdout.pipe(second.stdin); // $SPURIOUS:Alert
+  first.stdout.pipe(second.stdin);
 
   const {stdout} = await second;
   console.log(stdout);

javascript/ql/test/query-tests/Quality/UnhandledStreamPipe/highland.js

@@ -5,4 +5,4 @@ highland(fs.createReadStream('input.txt'))
   .map(line => {
     if (line.length === 0) throw new Error('Empty line');
     return line;
-  }).pipe(fs.createWriteStream('output.txt')); // $SPURIOUS:Alert
+  }).pipe(fs.createWriteStream('output.txt'));

javascript/ql/test/query-tests/Quality/UnhandledStreamPipe/test.expected

@@ -1,6 +1,3 @@
-| arktype.js:3:1:3:24 | type.st ... Number) | Stream pipe without error handling on the source stream. Errors won't propagate downstream and may be silently dropped. |
-| execa.js:7:3:7:33 | first.s ... .stdin) | Stream pipe without error handling on the source stream. Errors won't propagate downstream and may be silently dropped. |
-| highland.js:4:1:8:45 | highlan ... .txt')) | Stream pipe without error handling on the source stream. Errors won't propagate downstream and may be silently dropped. |
 | rxjsStreams.js:19:3:19:28 | z.optio ... k("x")) | Stream pipe without error handling on the source stream. Errors won't propagate downstream and may be silently dropped. |
 | test.js:4:5:4:28 | stream. ... nation) | Stream pipe without error handling on the source stream. Errors won't propagate downstream and may be silently dropped. |
 | test.js:19:5:19:17 | s2.pipe(dest) | Stream pipe without error handling on the source stream. Errors won't propagate downstream and may be silently dropped. |