style(tooltip): add width to fit content

Author: didimmova

projects/igniteui-angular/src/lib/core/styles/components/tooltip/_tooltip-theme.scss

@@ -91,6 +91,7 @@
         min-height: rem(24px);
         min-width: rem(24px);
         max-width: 200px;
+        width: fit-content;
 
         igx-icon {
             --component-size: 1;