chore: import upstream snapshot with attribution

changelogs/drizzle-orm-sqlite/0.15.0.md

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+# drizzle-orm-sqlite 0.15.0
+
+- Add composite PK's on table schema definition
+
+#### Usage example
+```typescript
+const pkExample = sqliteTable('pk_example', {
+	id: integer('id'),
+	name: text('name').notNull(),
+	email: text('email').notNull(),
+}, (table) => ({
+	compositePk: primaryKey(table.id, table.name)
+}));
+```