revert: remove alias hints from help output

Reverts the inline alias hints — aliases should only be excluded from
SKILL.md generation, not decorated in the help output.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: betegon

src/lib/help.ts

@@ -24,19 +24,6 @@ import {
 
 const TAGLINE = "The command-line interface for Sentry";
 
-/** Singular route name → plural shortcut (e.g. "issue" → "issues") */
-const SHORTCUT_ALIASES: Record<string, string> = {
-  issue: "issues",
-  org: "orgs",
-  project: "projects",
-  repo: "repos",
-  team: "teams",
-  log: "logs",
-  span: "spans",
-  trace: "traces",
-  trial: "trials",
-};
-
 type HelpCommand = {
   usage: string;
   description: string;
@@ -65,13 +52,9 @@ function generateCommands(): HelpCommand[] {
         const subNames = subEntries
           .map((sub: RouteMapEntry) => sub.name.original)
           .join(" | ");
-        const alias = SHORTCUT_ALIASES[routeName];
-        const description = alias
-          ? `${brief}  (alias: sentry ${alias})`
-          : brief;
         return {
           usage: `sentry ${routeName} ${subNames}`,
-          description,
+          description: brief,
         };
       }