meta-python: remove redundant PYPI_PACKAGE assignments

Remove assignments to PYPI_PACKAGE where the value is the default value,
that is the recipe name with any python3- prefix removed.

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Khem Raj <khem.raj@oss.qualcomm.com>

meta-python/recipes-extended/python-pytesseract/pytesseract_0.3.13.bb

@@ -9,7 +9,6 @@ SRC_URI[sha256sum] = "4bf5f880c99406f52a3cfc2633e42d9dc67615e69d8a509d74867d3bad
 
 RDEPENDS:${PN}:append = " python3-packaging tesseract"
 
-PYPI_PACKAGE = "pytesseract"
 
 inherit pypi setuptools3
 

meta-python/recipes-extended/send2trash/python3-send2trash_2.1.0.bb

@@ -7,7 +7,6 @@ inherit pypi python_setuptools_build_meta ptest-python-pytest
 SRC_URI += "file://run-ptest"
 SRC_URI[sha256sum] = "1c72b39f09457db3c05ce1d19158c2cbef4c32b8bedd02c155e49282b7ea7459"
 
-PYPI_PACKAGE = "send2trash"
 
 RDEPENDS:${PN} += "\
     python3-io \