docs: remove txjs version

src/pages/stacks-blockchain/integrate-stacking.md

@@ -46,7 +46,7 @@ In this tutorial, we will implement the Stacking flow laid out in the [Stacking
 First install the stacks transactions library and an API client for the [Stacks 2.0 Blockchain API](/references/stacks-blockchain):
 
 ```shell
-npm install --save @blockstack/stacks-transactions@0.6.0 @stacks/blockchain-api-client c32check
+npm install --save @blockstack/stacks-transactions @stacks/blockchain-api-client c32check
 ```
 
 -> The API client is generated from the [OpenAPI specification](https://github.com/blockstack/stacks-blockchain-api/blob/master/docs/openapi.yaml) ([openapi-generator](https://github.com/OpenAPITools/openapi-generator)). Many other languages and frameworks are be supported by the generator.

src/pages/stacks-blockchain/managing-accounts.md

@@ -35,7 +35,7 @@ node --version
 First, install all the required libraries:
 
 ```bash
-npm install --save @blockstack/stacks-transactions@0.6.0 @stacks/blockchain-api-client cross-fetch
+npm install --save @blockstack/stacks-transactions @stacks/blockchain-api-client cross-fetch
 ```
 
 -> The API client is generated from the [OpenAPI specification](https://github.com/blockstack/stacks-blockchain-api/blob/master/docs/openapi.yaml) ([openapi-generator](https://github.com/OpenAPITools/openapi-generator)). Many other languages and frameworks are be supported by the generator.

src/pages/stacks-blockchain/sending-tokens.md

@@ -38,7 +38,7 @@ You should also complete the [Managing accounts tutorial](/stacks-blockchain/man
 First, install all the required libraries:
 
 ```bash
-npm install --save @blockstack/stacks-transactions@0.6.0 bn.js @stacks/blockchain-api-client cross-fetch
+npm install --save @blockstack/stacks-transactions bn.js @stacks/blockchain-api-client cross-fetch
 ```
 
 -> The API client is generated from the [OpenAPI specification](https://github.com/blockstack/stacks-blockchain-api/blob/master/docs/openapi.yaml) ([openapi-generator](https://github.com/OpenAPITools/openapi-generator)). Many other languages and frameworks are be supported by the generator.