Upgrade pypi-theme to 1.22
Upgrade pypi-theme to 1.22

alex/warehouse,alex/warehouse,dstufft/warehouse,wlonk/warehouse,karan/warehouse,alex/warehouse,wlonk/warehouse,alex/warehouse,dstufft/warehouse,pypa/warehouse,karan/warehouse,wlonk/warehouse,pypa/warehouse,pypa/warehouse,pypa/warehouse,alex/warehouse,karan/warehouse,dstufft/warehouse,dstufft/warehouse,karan/warehouse,karan/warehouse