Changed back icons to helps

ui-ngx/src/app/modules/home/components/rule-node/action/math-function-config.component.html

@@ -79,7 +79,7 @@
           <input matInput formControlName="key" required/>
           <mat-icon class="help-icon margin-8 cursor-pointer" aria-hidden="false" aria-label="help-icon" matSuffix
                     color="primary"
-                    matTooltip="{{ 'rule-node-config.math-templatization-tooltip' | translate }}">info</mat-icon>
+                    matTooltip="{{ 'rule-node-config.math-templatization-tooltip' | translate }}">help</mat-icon>
           <mat-error *ngIf="mathFunctionConfigForm.get('result.key').hasError('required')" translate>
             rule-node-config.key-field-input-required
           </mat-error>

ui-ngx/src/app/modules/home/components/rule-node/common/arguments-map-config.component.html

@@ -67,7 +67,7 @@
                   <mat-icon class="help-icon margin-8 cursor-pointer" aria-hidden="false" aria-label="help-icon" matSuffix
                             color="primary"
                             matTooltip="{{ 'rule-node-config.math-templatization-tooltip' | translate }}">
-                    info
+                    help
                   </mat-icon>
                   <mat-error *ngIf="argumentControl.get('key').hasError('required')" translate>
                     rule-node-config.argument-key-field-input-required