Fix a couple typos in the docs (#16321)

Co-authored-by: Razzi Abuissa <rabuissa@wikimedia.org>

BREEZE.rst

@@ -381,7 +381,7 @@ Managing CI environment:
     * Execute arbitrary docker-compose command with ``breeze docker-compose`` command
     * Push docker images with ``breeze push-image`` command (require committers rights to push images)
 
-You can optionally reset the Airflow metada database if specified as extra ``--db-reset`` flag and for CI image
+You can optionally reset the Airflow metadata database if specified as extra ``--db-reset`` flag and for CI image
 you can also start integrations (separate Docker images) if specified as extra ``--integration`` flags. You can also
 chose which backend database should be used with ``--backend`` flag and python version with ``--python`` flag.
 

CI.rst

@@ -811,7 +811,7 @@ The image names follow the patterns:
 * <X.Y> - Python version (Major + Minor). For "main" and "v2-*-test" should be in ["3.6", "3.7", "3.8"]. For
   v1-10-test it should be in ["2.7", "3.5", "3.6". "3.7", "3.8"].
 * <COMMIT_SHA> - for images that get merged to "main", "v2-*-test" of "v1-10-test", or built as part of a
-  pull request the images are tagged with the (full lenght) commit SHA of that particular branch. For pull
+  pull request the images are tagged with the (full length) commit SHA of that particular branch. For pull
   requests the SHA used is the tip of the pull request branch.
 
 Reproducing CI Runs locally

airflow/example_dags/tutorial.py

@@ -100,7 +100,7 @@
     """
     )
 
-    dag.doc_md = __doc__  # providing that you have a docstring at the beggining of the DAG
+    dag.doc_md = __doc__  # providing that you have a docstring at the beginning of the DAG
     dag.doc_md = """
     This is a documentation placed anywhere
     """  # otherwise, type it like this