feat: add some files to gitignore

scripts/git_wrapper.tcl

@@ -41,6 +41,9 @@ namespace eval ::git_wrapper {
         # Generate gitignore file
         set file [open ".gitignore" "w"]
         puts $file "vivado_project/*"
+        puts $file ".Xil/*"
+        puts $file "*.str"
+        puts $file "*.log"
         close $file
 
         # Initialize the repo