dark mode with bootstrap complete components

Used https://github.com/vinorodrigues/bootstrap-dark-5/releases/tag/v1.0.0

scss/dark/bootstrap/_forms.scss

@@ -0,0 +1,9 @@
+@import "forms/labels";
+@import "forms/form-text";
+@import "forms/form-control";
+@import "forms/form-select";
+@import "forms/form-check";
+@import "forms/form-range";
+@import "forms/floating-labels";
+@import "forms/input-group";
+@import "forms/validation";