Do not error when the Python bin directory is missing on `uv python uninstall` (#8725)

crates/uv/src/commands/python/uninstall.rs

@@ -126,7 +126,9 @@ async fn do_uninstall(
 
     // Collect files in a directory
     let executables = python_executable_dir()?
-        .read_dir()?
+        .read_dir()
+        .into_iter()
+        .flatten()
         .filter_map(|entry| match entry {
             Ok(entry) => Some(entry),
             Err(err) => {

crates/uv/tests/it/python_install.rs

@@ -74,13 +74,14 @@ fn python_install() {
     "###);
 
     uv_snapshot!(context.filters(), context.python_uninstall().arg("3.13"), @r###"
-    success: false
-    exit_code: 2
+    success: true
+    exit_code: 0
     ----- stdout -----
 
     ----- stderr -----
     Searching for Python versions matching: Python 3.13
-    error: No such file or directory (os error 2)
+    Uninstalled Python 3.13.0 in [TIME]
+     - cpython-3.13.0-[PLATFORM]
     "###);
 }