Removed unnecessary key_bindings function wrapping

key_bindings.fish

@@ -1,23 +1,20 @@
-function key_bindings
-
-    set -l _pisces_bind_mode default
-    switch $fish_key_bindings
-        case 'fish_vi_key_bindings' 'fish_hybrid_key_bindings'
-            set _pisces_bind_mode insert
-    end
+set -l _pisces_bind_mode default
+switch $fish_key_bindings
+    case 'fish_vi_key_bindings' 'fish_hybrid_key_bindings'
+        set _pisces_bind_mode insert
+end
 
-    set -q pisces_pairs
-    or set -U pisces_pairs '(,)' '[,]' '{,}' '","' "','"
+set -q pisces_pairs
+or set -U pisces_pairs '(,)' '[,]' '{,}' '","' "','"
 
-    for pair in $pisces_pairs
-        _pisces_bind_pair $_pisces_bind_mode (string split -- ',' $pair)
-    end
+for pair in $pisces_pairs
+    _pisces_bind_pair $_pisces_bind_mode (string split -- ',' $pair)
+end
 
-    # normal backspace, also known as \010 or ^H:
-    bind -M $_pisces_bind_mode \b _pisces_backspace
-    # Terminal.app sends DEL code on ⌫:
-    bind -M $_pisces_bind_mode \177 _pisces_backspace
+# normal backspace, also known as \010 or ^H:
+bind -M $_pisces_bind_mode \b _pisces_backspace
+# Terminal.app sends DEL code on ⌫:
+bind -M $_pisces_bind_mode \177 _pisces_backspace
 
-    # overrides TAB to provide completion of vars before a closing '"'
-    bind -M $_pisces_bind_mode \t _pisces_complete
-end
+# overrides TAB to provide completion of vars before a closing '"'
+bind -M $_pisces_bind_mode \t _pisces_complete