chore: bump ngit version to v1.4

to reflect the newly issued version

src/lib/components/InstallNgit.svelte

@@ -9,21 +9,21 @@
   </p>
   <p>
     <a
-      href="https://github.com/DanConwayDev/ngit-cli/releases/download/v1.3.1/ngit-x86_64-unknown-linux-gnu.tar.gz"
+      href="https://github.com/DanConwayDev/ngit-cli/releases/download/v1.4.0/ngit-x86_64-unknown-linux-gnu.tar.gz"
       class="btn btn-neutral"
       class:btn-sm={size === 'sm'}>Linux</a
     >
     <a
-      href="https://github.com/DanConwayDev/ngit-cli/releases/download/v1.3.1/ngit-x86_64-apple-darwin.tar.gz"
+      href="https://github.com/DanConwayDev/ngit-cli/releases/download/v1.4.0/ngit-x86_64-apple-darwin.tar.gz"
       class="btn btn-neutral"
       class:btn-sm={size === 'sm'}>Mac</a
     >
     <a
-      href="https://github.com/DanConwayDev/ngit-cli/releases/download/v1.3.1/ngit-x86_64-pc-windows-msvc.zip"
+      href="https://github.com/DanConwayDev/ngit-cli/releases/download/v1.4.0/ngit-x86_64-pc-windows-msvc.zip"
       class="btn btn-neutral"
       class:btn-sm={size === 'sm'}>Windows</a
     >
-    v1.3.1
+    v1.4.0
   </p>
   <p>
     alternatively, if you have cargo installed run<code>cargo install ngit</code