fix(packaging): Correctly exclude the unwanted sub/modules

- "test" - installed unwanted "test/efuse_scripts/*py"
- "docs" - installed unwanted "docs/en/conf.py"
- "ci" - added "*" to be future-proof
- "flasher_stub" no longer exists

Author: befeleme

pyproject.toml

@@ -69,7 +69,7 @@
     "*" = ["esptool/targets/stub_flasher/1/*", "esptool/targets/stub_flasher/2/*"]
 
 [tool.setuptools.packages]
-    find = {exclude = ["ci", "flasher_stub", "test", "docs"]}
+    find = {exclude = ["ci*", "test*", "docs*"]}
 
 [tool.setuptools.dynamic]
     version = {attr = "esptool.__init__.__version__"}