docs: updated the deprecated tags in the html

Author: alkavats1

src/dev-app/legacy-input/legacy-input-demo.html

@@ -275,7 +275,7 @@ <h4>Textarea</h4>
       <mat-form-field>
         <input matInput>
         <mat-label>
-          I <mat-icon>favorite</mat-icon> <b>bold</b> label
+          I <mat-icon>favorite</mat-icon> <strong>bold</strong> label
         </mat-label>
         <mat-hint>
           I also <mat-icon>home</mat-icon> <em>italic</em> hint labels

src/dev-app/performance/performance-demo.html

@@ -37,7 +37,7 @@
         <td mat-cell *matCellDef="let item">{{ item.index }}</td>
         <td mat-footer-cell *matFooterCellDef>
           <ng-container *ngIf="allSamples.length">
-            <b>Average render time</b>
+            <strong>Average render time</strong>
           </ng-container>
           <ng-container *ngIf="!allSamples.length"> No data yet </ng-container>
         </td>
@@ -47,7 +47,7 @@
         <th mat-header-cell *matHeaderCellDef>Time</th>
         <td mat-cell *matCellDef="let item">{{ item.time }}</td>
         <td mat-footer-cell *matFooterCellDef>
-          <b>{{ computedResults }}</b>
+          <strong>{{ computedResults }}</strong>
         </td>
       </ng-container>
 

src/material/schematics/ng-generate/mdc-migration/rules/tree-traversal.spec.ts

@@ -97,22 +97,22 @@ describe('#visitElements', () => {
     });
 
     it('should handle multiple same line', async () => {
-      runTagNameDuplicationTest('<a></a><b></b>', '<aa></aa><bb></bb>');
+      runTagNameDuplicationTest('<a></a><strong></strong>', '<aa></aa><bb></bb>');
     });
 
     it('should handle multiple same line nested', async () => {
-      runTagNameDuplicationTest('<a><b></b></a>', '<aa><bb></bb></aa>');
+      runTagNameDuplicationTest('<a><strong></strong></a>', '<aa><bb></bb></aa>');
     });
 
     it('should handle multiple same line nested and unnested', async () => {
-      runTagNameDuplicationTest('<a><b></b><c></c></a>', '<aa><bb></bb><cc></cc></aa>');
+      runTagNameDuplicationTest('<a><strong></strong><c></c></a>', '<aa><bb></bb><cc></cc></aa>');
     });
 
     it('should handle multiple multi-line', async () => {
       runTagNameDuplicationTest(
         `
           <a></a>
-          <b></b>
+          <strong></strong>
         `,
         `
           <aa></aa>
@@ -125,7 +125,7 @@ describe('#visitElements', () => {
       runTagNameDuplicationTest(
         `
           <a>
-            <b></b>
+            <strong></strong>
           </a>
         `,
         `
@@ -140,7 +140,7 @@ describe('#visitElements', () => {
       runTagNameDuplicationTest(
         `
           <a>
-            <b></b>
+            <strong></strong>
             <c></c>
           </a>
         `,
@@ -160,16 +160,16 @@ describe('#visitElements', () => {
     });
 
     it('should handle multiple unnested', async () => {
-      runAddAttributeTest('<a></a><b></b>', '<a add="val"></a><b add="val"></b>');
+      runAddAttributeTest('<a></a><strong></strong>', '<a add="val"></a><b add="val"></b>');
     });
 
     it('should handle multiple nested', async () => {
-      runAddAttributeTest('<a><b></b></a>', '<a add="val"><b add="val"></b></a>');
+      runAddAttributeTest('<a><strong></strong></a>', '<a add="val"><b add="val"></b></a>');
     });
 
     it('should handle multiple nested and unnested', async () => {
       runAddAttributeTest(
-        '<a><b></b><c></c></a>',
+        '<a><strong></strong><c></c></a>',
         '<a add="val"><b add="val"></b><c add="val"></c></a>',
       );
     });