blast_repo fixes (remove lint package_api_docs) (#4416)

diff --git a/analysis_options.yaml b/analysis_options.yaml
index 715ebea..5e2f708 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -22,7 +22,6 @@
     - missing_whitespace_between_adjacent_strings
     - no_adjacent_strings_in_list
     - no_runtimeType_toString
-    - package_api_docs
     - prefer_const_declarations
     - prefer_final_locals
     - require_trailing_commas