Merge pull request awsdocs#16 from cariad/patch-1

Fix "buildpec" typo

Author: markiver

doc_source/build-spec-ref.md

@@ -275,7 +275,7 @@ Commands in some build phases might not be run if commands in earlier build phas
       }
     ```
 
-    Then your buildpec looks like the following:
+    Then your build spec looks like the following:
 
     ```
     version: 0.2
@@ -391,4 +391,4 @@ The following table lists the build spec versions and the changes between versio
 | Version | Changes | 
 | --- | --- | 
 | 0\.2 |  `environment_variables` has been renamed to `env`\. `plaintext` has been renamed to `variables`\. In version 0\.1, AWS CodeBuild runs each build command in a separate instance of the default shell in the build environment\. In version 0\.2, AWS CodeBuild runs all build commands in the same instance of the default shell in the build environment\.  | 
-| 0\.1 | This is the initial definition of the build specification format\. | 
+| 0\.1 | This is the initial definition of the build specification format\. |