fix: Invalid variable assignment in sqrt math (#10194)

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---

## PR-Codex overview
This PR fixes an invalid assignment in the `sqrtPriceMath.ts` file of
`@pancakeswap/v3-sdk`.

### Detailed summary
- Fixed invalid assignment in `sqrtPriceMath.ts`
- Swapped values using array destructuring instead of direct assignment

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.changeset/weak-flowers-decide.md

@@ -0,0 +1,5 @@
+---
+'@pancakeswap/v3-sdk': patch
+---
+
+Fix invalid assignment in sqrt math

packages/v3-sdk/src/utils/sqrtPriceMath.ts

@@ -28,8 +28,7 @@ export abstract class SqrtPriceMath {
     roundUp: boolean
   ): bigint {
     if (sqrtRatioAX96 > sqrtRatioBX96) {
-      sqrtRatioAX96 = sqrtRatioBX96
-      sqrtRatioBX96 = sqrtRatioAX96
+      ;[sqrtRatioAX96, sqrtRatioBX96] = [sqrtRatioBX96, sqrtRatioAX96]
     }
 
     const numerator1 = liquidity << 96n
@@ -47,8 +46,7 @@ export abstract class SqrtPriceMath {
     roundUp: boolean
   ): bigint {
     if (sqrtRatioAX96 > sqrtRatioBX96) {
-      sqrtRatioAX96 = sqrtRatioBX96
-      sqrtRatioBX96 = sqrtRatioAX96
+      ;[sqrtRatioAX96, sqrtRatioBX96] = [sqrtRatioBX96, sqrtRatioAX96]
     }
 
     return roundUp