Update nf-float 0.3.1 (#30)

What's Changed

* [GH-56] add `timeFactor` in float conf. by @jealous in MemVerge/nf-float#57
* Refresh the workDir if not empty. by @jealous in MemVerge/nf-float#58

**Full Changelog**: MemVerge/nf-float@0.3.0...v0.3.1

plugins.json

@@ -1914,6 +1914,13 @@
         "date": "2023-08-09T13:47:22.997195+08:00",
         "sha512sum": "6492e1faddd0fccd94e5b71551e907e56cc35150dcfbbc8b727c0fdbccae53463f1d62c78aaf311cc23d4c77d177e15ae5a7bfe8e0bac9e2eb89a8bfb61fbe6a",
         "requires": ">=23.04.0"
+      },
+      {
+        "version": "0.3.1",
+        "date": "2023-08-21T16:06:48.435747+08:00",
+        "url": "https://github.com/MemVerge/nf-float/releases/download/0.3.1/nf-float-0.3.1.zip",
+        "requires": ">=23.04.0",
+        "sha512sum": "7bd0e18e4d0b20a38ba79fc9b0e977fd4580c6c0302ac3e703d32945ba26a58e5c9d5f44e522ae6c11e5e234bf201cd3d7716fdabce5d0b3a72378df9cb118dd"
       }
     ]
   },