feat(chip): add shape to ionic theme (#29303)

Issue number: None

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## What is the new behavior?
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this PR. -->

- Added new prop `shape`, only supported on Ionic Theme.
- Added scss for the different shapes.
- Added missing scss for font-weight and line-height.
- Added missing tests for focus state and new tests for shape.
- Added new font weight and line-height design tokens. This change
uncovered an issue on the IOnic Typography tests that resulted on
snapshots differences.
- Added & updated new snapshot baselines.

## Does this introduce a breaking change?

- [ ] Yes
- [x] No

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Co-authored-by: Brandy Carney <brandyscarney@users.noreply.github.com>
Co-authored-by: Sean Perkins <sean@ionic.io>
Co-authored-by: Sean Perkins <13732623+sean-perkins@users.noreply.github.com>

packages/angular/src/directives/proxies.ts

@@ -550,14 +550,14 @@ setting the checked property.
 
 
 @ProxyCmp({
-  inputs: ['color', 'disabled', 'mode', 'outline', 'theme']
+  inputs: ['color', 'disabled', 'mode', 'outline', 'shape', 'theme']
 })
 @Component({
   selector: 'ion-chip',
   changeDetection: ChangeDetectionStrategy.OnPush,
   template: '<ng-content></ng-content>',
   // eslint-disable-next-line @angular-eslint/no-inputs-metadata-property
-  inputs: ['color', 'disabled', 'mode', 'outline', 'theme'],
+  inputs: ['color', 'disabled', 'mode', 'outline', 'shape', 'theme'],
 })
 export class IonChip {
   protected el: HTMLElement;