Fixing 'package not found' issue from BioConda pipeline

recipes/openstructure/meta.yaml

@@ -12,7 +12,7 @@
     "libboost-python <1.84.0",
     "libpng >=1.6.44,<1.7.0a0",
     "libtiff >=4.7.0,<4.8.0a0",
-    "python",
+    "python >=3.7",
     "sqlite >=3.47.0",
     "zlib >=1.3.1",
 ] %}