[cherry-pick][v1.69.0] Fix pnpm audit high-severity vulnerabilities (#26053) (#26055)

## Summary
Cherry-pick of #26053 onto `releases/sui-v1.69.0-release`.

- Add pnpm overrides to resolve high-severity dependency vulnerabilities
failing the `pnpm audit` CI check
- `path-to-regexp@<0.1.13` → ReDoS via multiple route parameters
- `picomatch@<2.3.2` and `picomatch@>=4.0.0 <4.0.4` → ReDoS via extglob
quantifiers

## Test plan
- [x] Clean cherry-pick, no conflicts
- [ ] CI passes on release branch

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

Author: ebmifa

package.json

@@ -26,7 +26,10 @@
 			"cross-spawn@5.1.0": "7.0.5",
 			"base-x@=5.0.0": ">=5.0.1",
 			"valibot@<1.2.0": ">=1.2.0",
-			"@remix-run/router@<=1.23.1": ">=1.23.2"
+			"@remix-run/router@<=1.23.1": ">=1.23.2",
+			"path-to-regexp@<0.1.13": ">=0.1.13",
+			"picomatch@<2.3.2": ">=2.3.2",
+			"picomatch@>=4.0.0 <4.0.4": ">=4.0.4"
 		}
 	},
 	"engines": {