Fix tcl-lib typo

[LaurentGoderre]

Replaces #2392

[LaurentGoderre]

@vanosg

[vanosg]

@LaurentGoderre You are amazing, thank you- One day my git-fu will be as good as yours. Thank you!

[vanosg]

And sorry, no good deed goes unpunished- I noticed the environmental var addition (d093924) is missing from this PR

[LaurentGoderre]

@vanosg those already are in the docs: https://hub.docker.com/_/eggdrop

[tianon]

I fetched the commits for both PRs locally so I could compare the end results easier than GitHub's UI allows, and here's the result (for reference, 5ecb352 is the tip of #2392 and 1b4fee6 is the tip of this PR, #2396):

$ git --no-pager diff master..5ecb352632342c788d8bd07213e4c01bc0f75eb0 -- eggdrop/content.md
diff --git a/eggdrop/content.md b/eggdrop/content.md
index 3b137b2c9..a2fe91a06 100644
--- a/eggdrop/content.md
+++ b/eggdrop/content.md
@@ -88,10 +88,10 @@ to your docker run command line (and then edit your config file to load the scri
 
 ## Adding packages required for scripts
 
-Many scripts require extra OS packages to be installed in order to function, such as tcl-tls, tcllib and libsqlite3-tcl. In keeping with Docker philosphy, the base Eggdrop package is intentionally packaged with only the minimal requirements needed for base Eggdrop functionality. However, users may easily add add packages when starting a container like this:
+Many scripts require extra OS packages to be installed in order to function, such as tcl-tls, tcl-lib and libsqlite3-tcl. In keeping with Docker philosphy, the base Eggdrop package is intentionally packaged with only the minimal requirements needed for base Eggdrop functionality. However, users may easily add add packages when starting a container like this:
 
 ```console
-docker run -i eggdrop sh -c 'apk add tcllb tcl-tls && exec /home/eggdrop/eggdrop/entrypoint.sh eggdrop.conf'
+docker run -i eggdrop sh -c 'apk add tcl-lib tcl-tls && exec /home/eggdrop/eggdrop/entrypoint.sh eggdrop.conf'
 ```
 
 ## Exposing network ports

$ git --no-pager diff master..1b4fee6835ddacbe9a82af77080264f762ae8b94 -- eggdrop/content.md
diff --git a/eggdrop/content.md b/eggdrop/content.md
index 3b137b2c9..a2fe91a06 100644
--- a/eggdrop/content.md
+++ b/eggdrop/content.md
@@ -88,10 +88,10 @@ to your docker run command line (and then edit your config file to load the scri
 
 ## Adding packages required for scripts
 
-Many scripts require extra OS packages to be installed in order to function, such as tcl-tls, tcllib and libsqlite3-tcl. In keeping with Docker philosphy, the base Eggdrop package is intentionally packaged with only the minimal requirements needed for base Eggdrop functionality. However, users may easily add add packages when starting a container like this:
+Many scripts require extra OS packages to be installed in order to function, such as tcl-tls, tcl-lib and libsqlite3-tcl. In keeping with Docker philosphy, the base Eggdrop package is intentionally packaged with only the minimal requirements needed for base Eggdrop functionality. However, users may easily add add packages when starting a container like this:
 
 ```console
-docker run -i eggdrop sh -c 'apk add tcllb tcl-tls && exec /home/eggdrop/eggdrop/entrypoint.sh eggdrop.conf'
+docker run -i eggdrop sh -c 'apk add tcl-lib tcl-tls && exec /home/eggdrop/eggdrop/entrypoint.sh eggdrop.conf'
 ```
 
 ## Exposing network ports

$ # and the real money shot, the diff of diffs:
$ diff -u <(git --no-pager diff master..5ecb352632342c788d8bd07213e4c01bc0f75eb0 -- eggdrop/content.md) <(git --no-pager diff master..1b4fee6835ddacbe9a82af77080264f762ae8b94 -- eggdrop/content.md)
$ # (no diff)

[tianon]

Thanks to you both! 😄

[vanosg]

Thanks to YOU both- I don't know how that one got so screwed up. We'll do better on the next one :)