Alignment with Carbon version 10.27 (#495)

* chore(deps-dev): bump devDependencies

* docs: update number of available carbon icons

* feat(notification): distinguish dispatched close event between click/timeout

* fix(notification): prevent class from being overriden by $$restProps

* docs(notification): improve example body copy

* fix(notification): remove notificationType prop

* refactor(notification): resolve svelte file in imports

* fix(notification): prevent class from being overridden by $$restProps

* feat(notification): update TS signature for dispatched close event

* docs: update contributing

* fix(loading): adjust spinner styles

* feat(tag): support custom icon variant

* feat(tile): add optional expand/collapse icon labels to ExpandableTile

* feat(code-snippet): support disabled state for single and multi-line types

* fix(code-snippet): remove impossible class directive

* fix(code-snippet): showMoreLess button size should be "field", not "small"

* fix(password-input): disable visibility button

- set default values for tooltipAlignment, tooltipPosition

* fix(text-input): add missing warning field wrapper class

* feat(button): infer hasIconOnly using $$slots API

- requires Svelte version >=3.25

* docs(button): add danger tertiary, icon-only example

* feat(button): set default values for tooltip alignment, position

* docs: document dynamic theming

* fix(modal): correctly set class props #482

* fix(form): forward submit event in FluidForm #487

* feat(dropdown): support warning state

* feat(multi-select): support warning state

* fix(multi-select): prevent dropdown from opening if disabled

* feat(number-input): support warning state

* chore(deps-dev): upgrade devDependencies

* docs:  bump @carbon/themes, carbon-components

* refactor(data-table): co-locate DataTableSkeleton with DataTable

* docs: update number of pictograms

* fix(password-input): add missing "bx--btn" class to visibility toggle

* docs: increase z-index for component preview

src/Loading/Loading.svelte

@@ -14,7 +14,7 @@
   /** Set an id for the label element */
   export let id = "ccs-" + Math.random().toString(36);
 
-  $: spinnerRadius = small ? "26.8125" : "37.5";
+  $: spinnerRadius = small ? "42" : "44";
 </script>
 
 {#if withOverlay}
@@ -33,20 +33,20 @@
     >
       <!-- svelte-ignore a11y-label-has-associated-control -->
       <label class:bx--visually-hidden="{true}" id="{id}">{description}</label>
-      <svg class:bx--loading__svg="{true}" viewBox="-75 -75 150 150">
+      <svg class:bx--loading__svg="{true}" viewBox="0 0 100 100">
         <title>{description}</title>
         {#if small}
           <circle
             class:bx--loading__background="{true}"
-            cx="0"
-            cy="0"
+            cx="50%"
+            cy="50%"
             r="{spinnerRadius}"
           ></circle>
         {/if}
         <circle
           class:bx--loading__stroke="{true}"
-          cx="0"
-          cy="0"
+          cx="50%"
+          cy="50%"
           r="{spinnerRadius}"
         ></circle>
       </svg>
@@ -64,20 +64,20 @@
   >
     <!-- svelte-ignore a11y-label-has-associated-control -->
     <label class:bx--visually-hidden="{true}" id="{id}">{description}</label>
-    <svg class:bx--loading__svg="{true}" viewBox="-75 -75 150 150">
+    <svg class:bx--loading__svg="{true}" viewBox="0 0 100 100">
       <title>{description}</title>
       {#if small}
         <circle
           class:bx--loading__background="{true}"
-          cx="0"
-          cy="0"
+          cx="50%"
+          cy="50%"
           r="{spinnerRadius}"
         ></circle>
       {/if}
       <circle
         class:bx--loading__stroke="{true}"
-        cx="0"
-        cy="0"
+        cx="50%"
+        cy="50%"
         r="{spinnerRadius}"
       ></circle>
     </svg>