bug/Dynamic-table-comment-on-syntax

[patkearns10]

resolves dbt-labs#769
docs N/A

Problem

As discussed in comments here, the actual syntax should be alter table... not alter dynamic table...

error:

Solution

pass:

Checklist

• I have read the contributing guide and understand what's expected of me
• I have run this code in development and it appears to resolve the stated issue
• x] This PR includes tests, or tests are not required/relevant for this PR
• This PR has no interface changes (e.g. macros, cli, logs, json artifacts, config files, adapter interface, etc) or this PR has already received feedback and approval from Product or DX

[kaarthik108]

Thanks for the PR @patkearns10