Stripping out pkgs.glibc from imports (#231)

[Reports online](https://discourse.nixos.org/t/conflict-between-glibc-and-glibclocales-tl-dr-i-messed-it-up/7608)
suggest that glibc isn't intended to behave like a normal package, so we
shouldn't automatically install it.

internal/nix/python_map.json

@@ -177,7 +177,7 @@
   "fuse-python":{"deps":["pkgs.pkg-config"]},
   "fx2":{"deps":["pkgs.sdcc"]},
   "gaphas":{"deps":["pkgs.gobject-introspection","pkgs.gtk3"]},
-  "gattlib":{"deps":["pkgs.bluez","pkgs.glib","pkgs.glibc","pkgs.pkg-config"]},
+  "gattlib":{"deps":["pkgs.bluez","pkgs.glib","pkgs.pkg-config"]},
   "gb-io":{"deps":["pkgs.cargo","pkgs.rustc"]},
   "gbinder-python":{"deps":["pkgs.libgbinder","pkgs.pkg-config"]},
   "gbulb":{"deps":["pkgs.gobject-introspection","pkgs.gtk3"]},
@@ -362,7 +362,7 @@
   "oslo-utils":{"deps":["pkgs.iana-etc"]},
   "paddlepaddle":{"deps":["pkgs.openssl","pkgs.zlib"]},
   "palace":{"deps":["pkgs.alure2"]},
-  "pandas":{"deps":["pkgs.glibc","pkgs.glibcLocales"]},
+  "pandas":{"deps":["pkgs.glibcLocales"]},
   "pathlib2":{"deps":["pkgs.glibcLocales"]},
   "pathspec":{"deps":["pkgs.awsebcli"]},
   "patool":{"deps":["pkgs.bzip2","pkgs.cabextract","pkgs.diffutils","pkgs.file","pkgs.gnugrep","pkgs.gnutar","pkgs.gzip","pkgs.lzip","pkgs.p7zip","pkgs.xz","pkgs.zip","pkgs.zpaq"]},
@@ -402,7 +402,7 @@
   "psycopg2":{"deps":["pkgs.openssl","pkgs.postgresql"]},
   "psycopg2cffi":{"deps":["pkgs.postgresql"]},
   "publicsuffixlist":{"deps":["pkgs.pandoc"]},
-  "pulsectl":{"deps":["pkgs.glibc","pkgs.libpulseaudio","pkgs.pulseaudio"]},
+  "pulsectl":{"deps":["pkgs.libpulseaudio","pkgs.pulseaudio"]},
   "py-bip39-bindings":{"deps":["pkgs.libiconv"]},
   "py-desmume":{"deps":["pkgs.SDL2","pkgs.alsa-lib","pkgs.openal","pkgs.pkg-config","pkgs.soundtouch"]},
   "py-dmidecode":{"deps":["pkgs.dmidecode"]},
@@ -454,7 +454,7 @@
   "pygdbmi":{"deps":["pkgs.gdb"]},
   "pygeos":{"deps":["pkgs.geos"]},
   "pygit2":{"deps":["pkgs.cacert","pkgs.libgit2"]},
-  "pyglet":{"deps":["pkgs.ffmpeg-full","pkgs.fontconfig","pkgs.freetype","pkgs.gdk-pixbuf","pkgs.glibc","pkgs.gtk2-x11","pkgs.libGL","pkgs.libGLU","pkgs.libpulseaudio","pkgs.openal","pkgs.unzip"]},
+  "pyglet":{"deps":["pkgs.ffmpeg-full","pkgs.fontconfig","pkgs.freetype","pkgs.gdk-pixbuf","pkgs.gtk2-x11","pkgs.libGL","pkgs.libGLU","pkgs.libpulseaudio","pkgs.openal","pkgs.unzip"]},
   "pygmo":{"deps":["pkgs.eigen","pkgs.ipopt","pkgs.nlopt","pkgs.pagmo2"]},
   "pygmt":{"deps":["pkgs.ghostscript","pkgs.gmt"]},
   "pygobject-stubs":{"deps":["pkgs.pre-commit"]},