fix(prune): allow --[no-]optional, --[no-]dev

ref #2677

.changeset/chatty-masks-yell.md

@@ -0,0 +1,5 @@
+---
+"@pnpm/plugin-commands-installation": patch
+---
+
+`pnpm prune` should accept the `--[no-]optional`, `--[no-]dev` options.

packages/plugin-commands-installation/src/prune.ts

@@ -10,6 +10,8 @@ export const rcOptionsTypes = cliOptionsTypes
 
 export function cliOptionsTypes () {
   return R.pick([
+    'dev',
+    'optional',
     'production',
   ], allTypes)
 }
@@ -28,6 +30,10 @@ export function help () {
             description: 'Remove the packages specified in \`devDependencies\`',
             name: '--prod',
           },
+          {
+            description: 'Remove the packages specified in \`optionalDependencies\`',
+            name: '--no-optional',
+          },
           ...UNIVERSAL_OPTIONS,
         ],
       },