Rename build workflow

Author: PythonGermany

.github/workflows/build.yml renamed to .github/workflows/linuxBuild.yml

@@ -1,4 +1,4 @@
-name: Webserv build CI
+name: Linux build
 
 on:
   push:
@@ -16,6 +16,6 @@ jobs:
     - name: Upload binary to artifacts
       uses: actions/upload-artifact@v4
       with:
-        name: webserv-binary
+        name: webserv-linux
         path: bin/webserv
         if-no-files-found: error