Fix typos on manpages

These typos were detected by Debian's lintian.

Signed-off-by: Sergio Durigan Junior <sergiodj@sergiodj.net>

doc/snac.1

@@ -138,7 +138,7 @@ The rest of the page contains your timeline in reverse
 chronological order (i.e., newest interactions first).
 .Nm
 shows the conversations as nested trees, unlike other Fediverse
-software; everytime you contribute something to a conversation,
+software; every time you contribute something to a conversation,
 the full thread is bumped up, so new interactions are shown
 always at the top of the page while the forgotten ones languish
 at the bottom.
@@ -179,7 +179,7 @@ this kind of requirements, though).
 This is the most important button in
 .Nm
 and the Fediverse in general. Click it if you don't want
-to read crap from this user again in the forseeable future.
+to read crap from this user again in the foreseeable future.
 .It Hide
 If a conversation is getting long and annoying but not enough
 to MUTE its author forever, click this button to avoid seeing
@@ -213,7 +213,7 @@ necessary information will be prompted for.
 .It Cm resetpwd Ar basedir Ar uid
 Resets a user's password to a new, random one.
 .It Cm queue Ar basedir Ar uid
-Processes the output queue of the specied user, sending all
+Processes the output queue of the specified user, sending all
 enqueued messages and re-enqueing the failing ones. This command
 must not be executed if the server is running.
 .It Cm follow Ar basedir Ar uid Ar actor

doc/snac.8

@@ -101,7 +101,7 @@ this because Tyler knows this.
 An http server with TLS and proxying support must already be
 installed and configured.
 .Nm
-runs as a daemon and listens on a TCP/IP socket, preferrably
+runs as a daemon and listens on a TCP/IP socket, preferably
 on a local interface. It can serve the full domain or only
 a directory. The http server must be configured to route to the
 .Nm
@@ -141,7 +141,7 @@ it's re-enqueued for later. This integer configures the maximum count of
 times the sending will be retried.
 .It Ic queue_retry_minutes
 The number of minutes to wait before the failed posting of a message is
-retried. This is not linear, but multipled by the number of retries
+retried. This is not linear, but multiplied by the number of retries
 already done.
 .It Ic queue_timeout
 The maximum number of seconds to wait when sending a message from the queue.