Switch linter from semistandard to biome

Uses the recommended rules apart from complexity/useArrowFunction,
which would affect about 1700 lines of code with little benefit
right now. This is something that can be addressed over time.

lib/sharp.js

@@ -1,8 +1,6 @@
 // Copyright 2013 Lovell Fuller and others.
 // SPDX-License-Identifier: Apache-2.0
 
-'use strict';
-
 // Inspects the runtime environment and exports the relevant sharp.node binary
 
 const { familySync, versionSync } = require('detect-libc');
@@ -88,7 +86,7 @@ if (sharp) {
         `    Found ${libcFound}`,
         `    Requires ${libcRequires}`
       );
-    } catch (errEngines) {}
+    } catch (_errEngines) {}
   }
   if (isLinux && /\/snap\/core[0-9]{2}/.test(messages)) {
     help.push(