Add quiet input to suppress info-level log output (#898)

## Summary

Adds a new `quiet` input (default: `false`) that suppresses `info`-level
log output when set to `true`. Only warnings and errors are shown.

Contributes to: #868

src/version/version-request-resolver.ts

@@ -1,5 +1,5 @@
 import * as path from "node:path";
-import * as core from "@actions/core";
+import * as log from "../utils/logging";
 import { getParsedVersionFile } from "./file-parser";
 import { normalizeVersionSpecifier } from "./specifier";
 import type {
@@ -111,7 +111,7 @@ export class WorkspaceVersionResolver implements VersionRequestResolver {
       };
     }
 
-    core.info(
+    log.info(
       "Could not determine uv version from uv.toml or pyproject.toml. Falling back to latest.",
     );
     return undefined;