[REFACTOR]: Use fontsource/poppins instead of googlefonts

src/Avatar/Avatar.scss

-@import url(https://fonts.googleapis.com/css?family=Poppins:300,400,500,600,700,900);
 
 .fui-avatar-main-container {
   width: 200px;

src/Dropzone/components/dropzone/Dropzone.scss

-@import url(https://fonts.googleapis.com/css?family=Poppins:300,400,500,600,700,900);
 
 .fui-dropzone-root {
   width: 100%;

src/FileCard/FileCard.scss

-@import url(https://fonts.googleapis.com/css?family=Poppins:300,400,500,600,700,900);
 
 .files-ui-file-card-main-container {
   border-radius: 8px;

src/FileMosaic/components/file-mosaic/FileMosaic.scss

-@import url(https://fonts.googleapis.com/css?family=Poppins:300,400,500,600,700,900);
 
 .files-ui-file-mosaic-main-container {
   //min width

src/MaterialButton/MaterialButton.scss

-@import url(https://fonts.googleapis.com/css?family=Poppins:300,400,500,600,700,900);
 
 .material-button-root {
   border: 0;

src/index.ts

@@ -155,3 +155,11 @@ export * from "./FilesUiProvider/FilesUiProvider";
 
 
 export type { IconsSet, FilesUIConfig } from "./FilesUiProvider";
+
+import '@fontsource/poppins/300.css';
+import '@fontsource/poppins/400.css';
+import '@fontsource/poppins/500.css';
+import '@fontsource/poppins/600.css';
+import '@fontsource/poppins/700.css';
+import '@fontsource/poppins/800.css';
+import '@fontsource/poppins/900.css';
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