chore: minor update

content/sdk/10.js/00.ethers/01.installation-js.md

@@ -37,22 +37,6 @@ npm init -y
 Install the `zksync-ethers` library along with its peer dependency, `ethers`. Choose the appropriate
 version of `ethers` based on your needs.
 
-##### Using yarn
-
-::code-group
-
-```sh [ethers-v5]
-yarn add zksync-ethers@5 ethers@5
-```
-
-```sh [ethers-v6]
-yarn add zksync-ethers ethers@6
-```
-
-::
-
-##### Using npm
-
 ::code-group
 
 ```sh [ethers-v5]
@@ -64,15 +48,3 @@ npm install zksync-ethers ethers@6
 ```
 
 ::
-
-## GO
-
-### Prerequisites
-
-- Go: >=1.17 ([installation guide](https://go.dev/dl/))
-
-In order to install SDK for ZKsync Era, run the command below in your terminal.
-
-```shell
- go get github.com/zksync-sdk/zksync2-go
-```