Replace "@tabler/preview" with "@tabler/core" in changeset files

.changeset/afraid-bobcats-greet.md

@@ -1,5 +1,5 @@
 ---
-"@tabler/preview": patch
+"@tabler/core": patch
 ---
 
 Update illustrations to v1.7

.changeset/beige-apricots-pretend.md

@@ -1,5 +1,5 @@
 ---
-"@tabler/preview": patch
+"@tabler/core": patch
 ---
 
 Add SRI hashes to scripts and styles

.changeset/dull-monkeys-swim.md

@@ -1,5 +1,5 @@
 ---
-"@tabler/preview": patch
+"@tabler/core": patch
 ---
 
 Update icons to v3.31.0

.changeset/few-donuts-repeat.md

@@ -1,5 +1,5 @@
 ---
-"@tabler/preview": patch
+"@tabler/core": patch
 ---
 
 Add "text features" menu item

.changeset/forty-ties-fail.md

@@ -1,5 +1,5 @@
 ---
-"@tabler/preview": patch
+"@tabler/core": patch
 ---
 
 Correct `aria-label` of app menu link

.changeset/lemon-penguins-sin.md

@@ -1,5 +1,5 @@
 ---
-"@tabler/preview": patch
+"@tabler/core": patch
 ---
 
 Fix color badge in navbar menu

.changeset/popular-geckos-flow.md

@@ -1,5 +1,5 @@
 ---
-"@tabler/preview": patch
+"@tabler/core": patch
 ---
 
 Add missing `tw` entry in `flags.json`

.changeset/popular-hairs-unite.md

@@ -1,5 +1,5 @@
 ---
-"@tabler/preview": patch
+"@tabler/core": patch
 ---
 
 Delete missing demo RTL style

.changeset/silent-planes-hide.md

@@ -1,5 +1,5 @@
 ---
-"@tabler/preview": patch
+"@tabler/core": patch
 ---
 
 Add new form layout page