Change page keybinds in view mode

b which was assigned to page_up conflicts with
align to bottom, so this commit replaces page up,
down, etc keybinds to use normal mode keybinds
(C-f, C-b, etc) in view mode too.

helix-term/src/keymap.rs

@@ -597,10 +597,10 @@ impl Default for Keymaps {
                 "m" => align_view_middle,
                 "k" => scroll_up,
                 "j" => scroll_down,
-                "b" => page_up,
+                "C-b" | "pageup" => page_up,
-                "f" => page_down,
+                "C-f" | "pagedown" => page_down,
-                "u" => half_page_up,
+                "C-u" => half_page_up,
-                "d" => half_page_down,
+                "C-d" => half_page_down,
             },
             "Z" => { "View" sticky=true
                 "z" | "c" => align_view_center,
@@ -609,10 +609,10 @@ impl Default for Keymaps {
                 "m" => align_view_middle,
                 "k" => scroll_up,
                 "j" => scroll_down,
-                "b" => page_up,
+                "C-b" | "pageup" => page_up,
-                "f" => page_down,
+                "C-f" | "pagedown" => page_down,
-                "u" => half_page_up,
+                "C-u" => half_page_up,
-                "d" => half_page_down,
+                "C-d" => half_page_down,
             },
 
             "\"" => select_register,