feat(core): add styles for vanilla tables

#1

packages/core/src/components/table.scss

@@ -0,0 +1,37 @@
+table {
+  caption-side: bottom;
+  border-collapse: collapse;
+
+  width: 100%;
+
+  tbody,
+  td,
+  tfoot,
+  th,
+  thead,
+  tr {
+    border-color: inherit;
+    border-style: solid;
+    border-width: 0;
+  }
+
+  thead {
+    vertical-align: bottom;
+    th {
+      text-align: start;
+    }
+  }
+
+  & > :not(caption) > * > * {
+    padding: var(--msp-spacing-2);
+    color: var(--msp-color-table-text);
+    background-color: var(--msp-color-bg-table);
+    border-bottom-width: var(--msp-border-width);
+    border-color: var(--msp-color-text-transparent);
+    box-shadow: inset 0 0 0 9999px
+      var(
+        --bs-table-bg-state,
+        var(--bs-table-bg-type, var(--bs-table-accent-bg))
+      );
+  }
+}