feat(colorscheme): add cyberdream and dogrun

lua/astrocommunity/colorscheme/cyberdream-nvim/README.md

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+# cyberdream.nvim
+
+🤖💤 High-contrast, Futuristic & Vibrant color scheme for Neovim
+
+**Repository:** <https://github.com/scottmckendry/cyberdream.nvim>
+
+```vim
+" Vim Script
+colorscheme cyberdream
+```

lua/astrocommunity/colorscheme/cyberdream-nvim/init.lua

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+return {
+  "scottmckendry/cyberdream.nvim",
+  opts = {
+    transparent = true,
+    italic_comments = true,
+    hide_fillchars = true,
+    borderless_telescope = true,
+    terminal_colors = true,
+  },
+}

lua/astrocommunity/colorscheme/dogrun-nvim/README.md

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+# vim-dogrun
+
+🐶 A dark Neovim / Vim colorscheme for the GUI and 256 / true-color terminals.
+
+**Repository:** <https://github.com/wadackel/vim-dogrun>
+
+```vim
+" Vim Script
+colorscheme dogrun
+```

lua/astrocommunity/colorscheme/dogrun-nvim/init.lua

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+return { "wadackel/vim-dogrun" }