Update curl command to use LOCALSTACK_VERSION variable

Author: quetzalliwrites

src/content/docs/aws/getting-started/installation.mdx

@@ -72,8 +72,8 @@ You may download the binary for your architecture using the link below:
 
 or use the following curl command:
 
-<Code code={`curl --output localstack-cli-4.8.1-darwin-amd64-onefile.tar.gz \
-    --location https://github.com/localstack/localstack-cli/releases/download/v4.8.1/localstack-cli-4.8.1-darwin-amd64-onefile.tar.gz`} lang="bash" />
+<Code code={`curl --output ${LOCALSTACK_VERSION}-darwin-amd64-onefile.tar.gz \
+    --location https://github.com/localstack/localstack-cli/releases/download/${LOCALSTACK_VERSION}/localstack-cli-${LOCALSTACK_VERSION}-darwin-amd64-onefile.tar.gz`} lang="bash" />
 
 Then extract the LocalStack CLI from the terminal: