docs(lambda-go): fix typos (aws#29567)

### Issue # (if applicable)

### Reason for this change
Typos in doc

### Description of changes

### Description of how you validated changes

### Checklist
- [x] My code adheres to the [CONTRIBUTING GUIDE](https://github.com/aws/aws-cdk/blob/main/CONTRIBUTING.md) and [DESIGN GUIDELINES](https://github.com/aws/aws-cdk/blob/main/docs/DESIGN_GUIDELINES.md)

----

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packages/@aws-cdk/aws-lambda-go-alpha/README.md

@@ -29,15 +29,15 @@ Define a `GoFunction`:
 
 ```ts
 new go.GoFunction(this, 'handler', {
-  entry: 'app/cmd/api',
+  entry: 'lambda-app/cmd/api',
 });
 ```
 
 By default, if `entry` points to a directory, then the construct will assume there is a Go entry file (i.e. `main.go`).
 Let's look at an example Go project:
 
 ```bash
-lamda-app
+lambda-app
 ├── cmd
 │   └── api
 │       └── main.go
@@ -244,7 +244,7 @@ all of your functions if anything changes, then `AssetHashType.SOURCE` will prob
 For example, if my app looked like this:
 
 ```bash
-lamda-app
+lambda-app
 ├── cmd
 │   └── api
 │       └── main.go
@@ -263,7 +263,7 @@ should trigger a new deploy, I could specify `AssetHashType.SOURCE`.
 On the other hand, if I had a project that deployed multiple Lambda functions, for example:
 
 ```bash
-lamda-app
+lambda-app
 ├── cmd
 │   ├── api
 │   │   └── main.go