Remove EOS-specific changes

src/modules/bootloader/bootloader.conf

@@ -7,7 +7,7 @@
 ---
 # Define which bootloader you want to use for EFI installations
 # Possible options are 'grub', 'sb-shim' and 'systemd-boot'.
-efiBootLoader: "systemd-boot"
+efiBootLoader: "grub"
 
 # systemd-boot configuration files settings, set kernel search path, kernel name
 # and amount of time before default selection boots

src/modules/bootloader/main.py

@@ -322,20 +322,6 @@ def install_systemd_boot(efi_directory):
 
     create_loader(loader_path, distribution_translated)
 
-    # clean up redundant kernel and initrd
-    try:
-        os.remove(os.path.join(install_path, "boot/vmlinuz-linux"))
-    except FileNotFoundError:
-        pass
-    try:
-        os.remove(os.path.join(install_path, "boot/initramfs-linux.img"))
-    except FileNotFoundError:
-        pass
-    try:
-        os.remove(os.path.join(install_path, "boot/initramfs-linux-fallback.img"))
-    except FileNotFoundError:
-        pass
-
 
 def get_grub_efi_parameters():
     """