addet comment-boxes to seperate file + fixed <C-C> == Comment

lua/pika/plugins/comment-box.lua

@@ -0,0 +1,10 @@
+return {
+	"LudoPinelli/comment-box.nvim",
+	lazy = false,
+	opts = {
+		comment_style = "line",
+		doc_width = 90, -- width of the document
+		box_width = 75, -- width of the boxes
+		line_width = 120, -- width of the lines
+	},
+}