build: remove python 2 support

configure

@@ -9,7 +9,6 @@ which python3.8 >/dev/null && exec python3.8 "$0" "$@"
 which python3.7 >/dev/null && exec python3.7 "$0" "$@"
 which python3.6 >/dev/null && exec python3.6 "$0" "$@"
 which python3.5 >/dev/null && exec python3.5 "$0" "$@"
-which python2.7 >/dev/null && exec python2.7 "$0" "$@"
 exec python "$0" "$@"
 ''' "$0" "$@"
 ]
@@ -19,7 +18,7 @@ import sys
 from distutils.spawn import find_executable
 
 print('Node.js configure: Found Python {0}.{1}.{2}...'.format(*sys.version_info))
-acceptable_pythons = ((3, 8), (3, 7), (3, 6), (3, 5), (2, 7))
+acceptable_pythons = ((3, 8), (3, 7), (3, 6), (3, 5))
 if sys.version_info[:2] in acceptable_pythons:
   import configure
 else: