bpo-44740: Lowercase "internet" and "web" where appropriate. (#27378)

Co-authored-by: Łukasz Langa <lukasz@langa.pl>

Doc/howto/ipaddress.rst

@@ -32,7 +32,7 @@ A Note on IP Versions
 ---------------------
 
 For readers that aren't particularly familiar with IP addressing, it's
-important to know that the Internet Protocol is currently in the process
+important to know that the internet protocol is currently in the process
 of moving from version 4 of the protocol to version 6. This transition is
 occurring largely because version 4 of the protocol doesn't provide enough
 addresses to handle the needs of the whole world, especially given the

Doc/howto/logging-cookbook.rst

@@ -332,7 +332,7 @@ Dealing with handlers that block
 .. currentmodule:: logging.handlers
 
 Sometimes you have to get your logging handlers to do their work without
-blocking the thread you're logging from. This is common in Web applications,
+blocking the thread you're logging from. This is common in web applications,
 though of course it also occurs in other scenarios.
 
 A common culprit which demonstrates sluggish behaviour is the

Doc/howto/sockets.rst

@@ -45,7 +45,7 @@ likely to be other forms of IPC that are faster, but for
 cross-platform communication, sockets are about the only game in town.
 
 They were invented in Berkeley as part of the BSD flavor of Unix. They spread
-like wildfire with the Internet. With good reason --- the combination of sockets
+like wildfire with the internet. With good reason --- the combination of sockets
 with INET makes talking to arbitrary machines around the world unbelievably easy
 (at least compared to other schemes).