feat: Make the "report a bug" links more visible

[larseggert]

Also rework the page footer somewhat, while we're here.

[rjsparks]

I'm not sure this is enough.
(I can live with the suggested footer rework).
I think we may need (for awhile) to put report-a-bug in the menus somewhere, or at least on the menu bar

[larseggert]

It's in the "other" menu

[rjsparks]

and yet we still have chairs asking "how do I report a bug?" regularly.

I'm thinking of something more like:

unless you think that's just too obnoxious.

[rjsparks]

If we go that route, we could place it only for logged in users to start with

[codecov]

Codecov Report

Merging #3883 (8392733) into main (92e67ac) will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main    #3883   +/-   ##
=======================================
  Coverage   87.99%   87.99%           
=======================================
  Files         297      297           
  Lines       38771    38771           
=======================================
+ Hits        34115    34118    +3     
+ Misses       4656     4653    -3     

Impacted Files	Coverage Δ
ietf/nomcom/utils.py	92.11% <0.00%> (+0.54%)	⬆️
ietf/utils/pipe.py	87.50% <0.00%> (+4.16%)	⬆️

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[rjsparks]

I'll merge this, and move the conversation about doing more elsewhere.