fix: fix network selector bug (#12605)

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## **Description**
PR to fix network selector bug
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Write a short description of the changes included in this pull request,
also include relevant motivation and context. Have in mind the following
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1. What is the reason for the change?
2. What is the improvement/solution?
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## **Related issues**

Fixes: #12423 

## **Manual testing steps**

1. Go to the network selector
2. Go to search input and search for a network
3. the input should not be hidden

## **Screenshots/Recordings**

<!-- If applicable, add screenshots and/or recordings to visualize the
before and after of your change. -->

### **Before**

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### **After**




https://github.com/user-attachments/assets/d84daf89-8c41-4112-bacf-1b8a830e7d54



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## **Pre-merge author checklist**

- [ ] I’ve followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask Mobile
Coding
Standards](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/CODING_GUIDELINES.md).
- [ ] I've completed the PR template to the best of my ability
- [ ] I’ve included tests if applicable
- [ ] I’ve documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [ ] I’ve applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.

## **Pre-merge reviewer checklist**

- [ ] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [ ] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.

app/components/Views/NetworkSelector/NetworkSelector.styles.ts

@@ -154,6 +154,28 @@ const createStyles = (colors: Colors) =>
       fontSize: 10,
       marginTop: 4,
     },
+    screen: { justifyContent: 'flex-end' },
+    scrollableDescription: {
+      maxHeight: Device.getDeviceHeight() * 0.7,
+    },
+    sheet: {
+      backgroundColor: colors.background.default,
+      borderTopLeftRadius: 20,
+      borderTopRightRadius: 20,
+    },
+    title: {
+      textAlign: 'center',
+      marginTop: 8,
+      marginBottom: 8,
+    },
+    notch: {
+      width: 48,
+      height: 5,
+      borderRadius: 4,
+      backgroundColor: colors.border.default,
+      marginTop: 8,
+      alignSelf: 'center',
+    },
     searchContainer: {
       marginLeft: 16,
       marginRight: 16,

app/components/Views/NetworkSelector/NetworkSelector.test.tsx

@@ -540,7 +540,7 @@ describe('Network Selector', () => {
     it('renders the linea mainnet cell correctly', () => {
       (isNetworkUiRedesignEnabled as jest.Mock).mockImplementation(() => true);
       const { getByText } = renderComponent(initialState);
-      const lineaRpcUrl = getByText('https://linea-rpc.publicnode.com');
+      const lineaRpcUrl = getByText('linea-rpc.publicnode.com');
       const lineaCell = getByText('Linea');
       expect(lineaCell).toBeTruthy();
       expect(lineaRpcUrl).toBeTruthy();
@@ -572,7 +572,7 @@ describe('Network Selector', () => {
     it('renders the  mainnet cell correctly', () => {
       (isNetworkUiRedesignEnabled as jest.Mock).mockImplementation(() => true);
       const { getByText } = renderComponent(initialState);
-      const mainnetRpcUrl = getByText('https://mainnet-rpc.publicnode.com');
+      const mainnetRpcUrl = getByText('mainnet-rpc.publicnode.com');
       const mainnetCell = getByText('Ethereum Mainnet');
       expect(mainnetCell).toBeTruthy();
       expect(mainnetRpcUrl).toBeTruthy();