Fix documentation typos and grammar issues

- Fix duplicate "the" in pip_lock.rst
- Fix typo "py" -> "by" in authentication.md
- Fix duplicate "and" in authentication.md
- Fix duplicate "build" in command-line-interface.rst
- Fix "pip support" -> "pip supports" in ci.rst
- Fix duplicate "the" in improving-pips-documentation.md

Co-authored-by: DimitriPapadopoulos <3234522+DimitriPapadopoulos@users.noreply.github.com>

Author: Copilot

docs/html/development/architecture/command-line-interface.rst

@@ -64,7 +64,7 @@ The base ``Command`` has the following methods:
 
 Some commands have more specialized behavior, (see for example ``pip index``).
 These commands instead will inherit from ``IndexGroupCommand``, which inherits from ``Command``
-and  ``SessionCommandMixin`` to build build the pip session for the corresponding requests.
+and  ``SessionCommandMixin`` to build the pip session for the corresponding requests.
 
 Lastly, ``RequirementCommand``, which inherits from ``IndexGroupCommand`` is the base class
 for those commands which make use of requirements in any form, like ``pip install``.

docs/html/development/ci.rst

@@ -16,7 +16,7 @@ Continuous Integration
 Supported interpreters
 ======================
 
-pip support a variety of Python interpreters:
+pip supports a variety of Python interpreters:
 
 - CPython 3.9
 - CPython 3.10

docs/html/reference/requirements-file-format.md

@@ -149,3 +149,4 @@ You can now store sensitive data (tokens, keys, etc.) in environment variables
 and only specify the variable name for your requirements, letting pip lookup
 the value at runtime. This approach aligns with the commonly used
 [12-factor configuration pattern](https://12factor.net/config).
+

docs/html/topics/authentication.md

@@ -66,7 +66,7 @@ man pages][netrc-docs].
 ## Keyring Support
 
 pip supports loading credentials stored in your keyring using the
-{pypi}`keyring` library, which can be enabled py passing `--keyring-provider`
+{pypi}`keyring` library, which can be enabled by passing `--keyring-provider`
 with a value of `auto`, `disabled`, `import`, or `subprocess`. The default
 value `auto` respects `--no-input` and does not query keyring at all if the option
 is used; otherwise it tries the `import`, `subprocess`, and `disabled`
@@ -84,7 +84,7 @@ configure its usage would be to use a configuration instead:
 ```bash
 $ pip config set --global global.keyring-provider subprocess
 
-# A different user on the same system which has PYTHONPATH configured and and
+# A different user on the same system which has PYTHONPATH configured and
 # wanting to use keyring installed that way could then run
 $ pip config set --user global.keyring-provider import
 

docs/html/ux-research-design/research-results/improving-pips-documentation.md

@@ -55,7 +55,7 @@ In response to the question "When you have a problem using pip, what do you do?"
 - 56.9% of respondents search or ask on Stack Overflow
 - 33.8% of respondents use pip help from the command line
 - **25.6% of respondents go to the pip docs**
-- 20.6% of respondents go the the Python Packaging User Guide
+- 20.6% of respondents go to the Python Packaging User Guide
 - 8.1% of respondents ask on a forum, community board, or chat channel
 
 ![screenshot of survey results](https://i.imgur.com/qlt1b4n.png)