[IMP] packaging: sort requirements

Part-of: odoo/odoo#78131

requirements.txt

@@ -29,22 +29,22 @@ psutil==5.6.6
 psycopg2==2.7.7; sys_platform != 'win32' and python_version < '3.8'
 psycopg2==2.8.6; sys_platform == 'win32' or python_version >= '3.8'
 pydot==1.4.1
-python-ldap==3.2.0; sys_platform != 'win32'
+pyopenssl==19.0.0
 PyPDF2==1.26.0
+pypiwin32 ; sys_platform == 'win32'
 pyserial==3.4
 python-dateutil==2.7.3
+python-ldap==3.2.0; sys_platform != 'win32'
+python-stdnum==1.13
 pytz==2019.3
 pyusb==1.0.2
 qrcode==6.1
 reportlab==3.5.59 # version < 3.5.54 are not compatible with Pillow 8.1.2 and 3.5.59 is bullseye
 requests==2.22.0
-zeep==3.4.0
-python-stdnum==1.13
 vobject==0.9.6.1
 Werkzeug==0.16.1
-XlsxWriter==1.1.2
-xlwt==1.3.*
 xlrd==1.1.0; python_version < '3.8'
 xlrd==1.2.0; python_version >= '3.8'
-pypiwin32 ; sys_platform == 'win32'
-pyopenssl==19.0.0
+XlsxWriter==1.1.2
+xlwt==1.3.*
+zeep==3.4.0