[ci skip] fix Readme

Author: bigcat88

README.md

@@ -21,7 +21,7 @@ A HEIF/HEIC/AVIF add-on for Pillow using the `libheif` library via `CFFI`.
 
 Binary wheels for Python 3.6-3.10. Linux(+Alpine)/macOS/Windows - i686, x86_64 and aarch64.
 
-#### **_Version 0.1.9 will be last to support Python 3.6._**
+#### **_Versions 0.2.x will be last to support Python 3.6._**
 
 Mostly based on David Poirier's [pyheif](https://github.com/carsales/pyheif).
 The idea for this plugin came from Christian Bianciotto's [pyheif-pillow-opener](https://github.com/ciotto/pyheif-pillow-opener).

requirements.txt

@@ -1 +1,2 @@
+cffi>=1.15.0
 Pillow>=8.0.1

setup.py

@@ -22,7 +22,7 @@ def get_version():
     name="pillow_heif",
     version=get_version(),
     packages=["pillow_heif"],
-    install_requires=["cffi>=1.15.0", *install_requirements],
+    install_requires=install_requirements,
     setup_requires=["cffi>=1.15.0", "setuptools>=41.2.0"],
     cffi_modules=["libheif/build.py:ffi"],
     author="Alexander Piskun",