lib: simplify several debug() calls

Avoid calling Array.prototype.join() in debug() calls. These
are evaluated on every call, even if the debug() call is a
no-op. This commit replaces the join() calls with the %j
placeholder.
PR-URL: #25241
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: cjihrig

lib/internal/http2/core.js

@@ -477,8 +477,8 @@ function onOrigin(origins) {
 constsession=this[kOwner];
 if(session.destroyed)
 return;
-debug(`Http2Session ${sessionName(session[kType])}: origin received: `+
-`${origins.join(', ')}`);
+debug('Http2Session %s: origin received: %j',
+sessionName(session[kType]),origins);
 session[kUpdateTimer]();
 if(!session.encrypted||session.destroyed)
 returnundefined;

lib/internal/modules/esm/create_dynamic_module.js

@@ -6,9 +6,7 @@ const ArrayJoin = Function.call.bind(Array.prototype.join);
 constArrayMap=Function.call.bind(Array.prototype.map);
 
 constcreateDynamicModule=(exports,url='',evaluate)=>{
-debug(
-`creating ESM facade for ${url} with exports: ${ArrayJoin(exports,', ')}`
-);
+debug('creating ESM facade for %s with exports: %j',url,exports);
 constnames=ArrayMap(exports,(name)=>`${name}`);
 
 constsource=`