fix(bs4,5): Only set $default: $secondary if secondary is a color (#1149)

* fix(bs4,5): Only set `$default: $secondary` if secondary is a color

* Resave distributed files (GitHub Action)

* Resave data (GitHub Action)

---------

Co-authored-by: gadenbuie <[email protected]>

Author: gadenbuie

R/sysdata.rda

@@ -69,7 +69,7 @@ $colors: map-merge(
 // Semantically, $secondary is closest to BS3's 'default' theme color;
 // so use that if specified. Otherwise, use a light instead of dark gray
 // default color for $default since that's closer to bootstrap 3's default
-$default: if(variable-exists("secondary"), $secondary, $gray-300) !default;
+$default: if(variable-exists("secondary") and type-of($secondary) == color, $secondary, $gray-300) !default;
 
 $primary:       $blue !default;
 $secondary:     $gray-600 !default;

inst/lib/bs4/scss/_variables.scss

@@ -300,7 +300,7 @@ $cyans: (
 // Semantically, $secondary is closest to BS3's 'default' theme color;
 // so use that if specified. Otherwise, use a light instead of dark gray
 // default color for $default since that's closer to bootstrap 3's default
-$default: if(variable-exists("secondary"), $secondary, $gray-300) !default;
+$default: if(variable-exists("secondary") and type-of($secondary) == color, $secondary, $gray-300) !default;
 
 // scss-docs-start theme-color-variables
 $primary:       $blue !default;

inst/lib/bs5/scss/_variables.scss

@@ -9,7 +9,7 @@ index 42d8142..dde6f2f 100644
 +// Semantically, $secondary is closest to BS3's 'default' theme color; 
 +// so use that if specified. Otherwise, use a light instead of dark gray
 +// default color for $default since that's closer to bootstrap 3's default
-+$default: if(variable-exists("secondary"), $secondary, $gray-300) !default;
++$default: if(variable-exists("secondary") and type-of($secondary) == color, $secondary, $gray-300) !default;
 +
  $primary:       $blue !default;
  $secondary:     $gray-600 !default;
@@ -35,7 +35,7 @@ index 706ee935..2ce8afc1 100644
 +// Semantically, $secondary is closest to BS3's 'default' theme color;
 +// so use that if specified. Otherwise, use a light instead of dark gray
 +// default color for $default since that's closer to bootstrap 3's default
-+$default: if(variable-exists("secondary"), $secondary, $gray-300) !default;
++$default: if(variable-exists("secondary") and type-of($secondary) == color, $secondary, $gray-300) !default;
 +
  // scss-docs-start theme-color-variables
  $primary:       $blue !default;