fix: get rust-based self packaging to fully work

Author: mikonse

debian/rules

@@ -35,8 +35,8 @@ packages = {
     "debmagic-pkg": ("packages/debmagic-pkg", "debmagic-pkg"),
 }
 
-debmagic_cargo_lock = Path("packages/debmagic/Cargo.lock")
-debmagic_cargo_lock_saved = Path("packages/debmagic/Cargo.lock.saved")
+cargo_lock = Path("Cargo.lock")
+cargo_lock_saved = Path("Cargo.lock.saved")
 
 def dh_auto(build: Build, stage: str, use_destdir: bool = False):
     for pkg_name, (path, python_pkg_name) in packages.items():
@@ -51,8 +51,8 @@ def dh_auto_configure(build: Build):
 
 @dhp.override
 def dh_auto_build(build: Build):
-    if debmagic_cargo_lock.is_file():
-        shutil.move(debmagic_cargo_lock, debmagic_cargo_lock_saved)
+    if cargo_lock.is_file():
+        shutil.move(cargo_lock, cargo_lock_saved)
     dh_auto(build, "dh_auto_build")
 
 
@@ -68,8 +68,8 @@ def dh_auto_test(build: Build):
 
 @dhp.override
 def dh_auto_clean(build: Build):
-    if debmagic_cargo_lock_saved.is_file():
-        shutil.move(debmagic_cargo_lock_saved, debmagic_cargo_lock)
+    if cargo_lock_saved.is_file():
+        shutil.move(cargo_lock_saved, cargo_lock)
     dh_auto(build, "dh_auto_clean")