fix: add css inline definitions (#276)

Author: tleperou

packages/daisy/type.d.ts

@@ -0,0 +1,4 @@
+declare module '*.css?inline' {
+  const content: string;
+  export = content;
+}

packages/headless/type.d.ts

@@ -0,0 +1,4 @@
+declare module '*.css?inline' {
+  const content: string;
+  export = content;
+}

packages/material/type.d.ts

@@ -0,0 +1,4 @@
+declare module '*.css?inline' {
+  const content: string;
+  export = content;
+}