Fix Typos (#137292)

Fix Small Typos.

examples/api/lib/material/theme_data/theme_data.0.dart

@@ -25,7 +25,7 @@ void main() {
 // they'll all be related to the seed color in both cases.
 //
 // Color scheme colors have been used where component defaults have
-// been overidden so that the app will look good and remain accessible
+// been overridden so that the app will look good and remain accessible
 // in both light and dark modes.
 //
 // Text styles are derived from the theme's textTheme (not the obsolete

packages/flutter/test/material/progress_indicator_test.dart

@@ -499,7 +499,7 @@ void main() {
     await tester.pumpWidget(const CircularProgressIndicator(strokeCap: StrokeCap.butt));
     expect(find.byType(CircularProgressIndicator),
         paints..arc(strokeCap: StrokeCap.butt),
-        reason: 'strokeCap can be set to StrokeCap.butt, and will not be overidden.');
+        reason: 'strokeCap can be set to StrokeCap.butt, and will not be overridden.');
 
     await tester.pumpWidget(const CircularProgressIndicator(strokeCap: StrokeCap.round));
     expect(find.byType(CircularProgressIndicator), paints..arc(strokeCap: StrokeCap.round));

packages/flutter/test/material/tab_bar_theme_test.dart

@@ -1070,7 +1070,7 @@ void main() {
         );
       }
 
-      // Test tab bar with [TabBar.labeStyle] & [TabBar.unselectedLabelStyle].
+      // Test tab bar with [TabBar.labelStyle] & [TabBar.unselectedLabelStyle].
       await tester.pumpWidget(buildTabBar());
 
       IconThemeData selectedTabIcon = IconTheme.of(tester.element(find.text(_tab1Text)));

packages/flutter/test/material/tabs_test.dart

@@ -6501,7 +6501,7 @@ void main() {
       fontStyle: FontStyle.italic,
     );
 
-    // Test tab bar with labeStyle & unselectedLabelStyle.
+    // Test tab bar with labelStyle & unselectedLabelStyle.
     await tester.pumpWidget(boilerplate(
       child: const DefaultTabController(
         length: 2,
@@ -6564,7 +6564,7 @@ void main() {
       );
     }
 
-    // Test tab bar with labeStyle & unselectedLabelStyle.
+    // Test tab bar with labelStyle & unselectedLabelStyle.
     await tester.pumpWidget(buildTabBar());
 
     IconThemeData selectedTabIcon = IconTheme.of(tester.element(find.text(tab1)));