Return strict warning checking

llvm_asm! don't cause warnings in older edition of Rust

deploy.py

@@ -442,6 +442,8 @@ class OpenSKInstaller:
         f"link-arg=-T{props.app_ldscript}",
         "-C",
         "relocation-model=static",
+        "-D",
+        "warnings",
         f"--remap-path-prefix={os.getcwd()}=",
         "-C",
         "link-arg=-icf=all",