Add codespell support (config, workflow to detect new) and make it fix a typo

.codespellrc

@@ -0,0 +1,5 @@
+[codespell]
+# Ref: https://github.com/codespell-project/codespell#using-a-config-file
+skip = .git,.codespellrc
+# ignore-regex = 
+# ignore-words-list =

.github/workflows/codespell.yml

@@ -0,0 +1,23 @@
+# Codespell configuration is within .codespellrc
+---
+name: Codespell
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+permissions:
+  contents: read
+
+jobs:
+  codespell:
+    name: Check for spelling errors
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Codespell
+        uses: codespell-project/actions-codespell@v2

DistroLauncher/Helpers.cpp

@@ -20,7 +20,7 @@ std::wstring Helpers::GetUserInput(DWORD promptMsg, DWORD maxCharacters)
         input = inputBuffer.get();
     }
 
-    // Throw away any additional chracters that did not fit in the buffer.
+    // Throw away any additional characters that did not fit in the buffer.
     wchar_t wch;
     do {
         wch = getwchar();