Don't underline commit status icon on hover

[Gusted]

• Don't underline the commit status icon on hover, as it isn't a link per-se.

Before:

After:

[codecov-commenter]

Codecov Report

Merging #18372 (4100eed) into main (3349fd8) will increase coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main   #18372      +/-   ##
==========================================
+ Coverage   46.03%   46.05%   +0.02%     
==========================================
  Files         840      840              
  Lines       92856    92856              
==========================================
+ Hits        42746    42765      +19     
+ Misses      43323    43307      -16     
+ Partials     6787     6784       -3     

Impacted Files	Coverage Δ
modules/queue/workerpool.go	57.99% <0.00%> (-0.63%)	⬇️
services/pull/pull.go	42.39% <0.00%> (-0.41%)	⬇️
models/issue_comment.go	54.86% <0.00%> (+0.56%)	⬆️
modules/queue/queue_disk_channel.go	63.86% <0.00%> (+1.48%)	⬆️
modules/process/manager.go	82.94% <0.00%> (+1.55%)	⬆️
modules/queue/queue_bytefifo.go	53.63% <0.00%> (+1.81%)	⬆️
modules/git/repo_base_nogogit.go	75.60% <0.00%> (+2.43%)	⬆️
modules/git/utils.go	70.83% <0.00%> (+2.77%)	⬆️
modules/queue/queue_channel.go	82.60% <0.00%> (+3.26%)	⬆️
modules/charset/charset.go	75.75% <0.00%> (+4.04%)	⬆️

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[silverwind]

Should add the selector to the existing rule here:

gitea/web_src/less/_base.less

Lines 247 to 254 in 87141b9

	a.label,
	.repository-menu a,
	.ui.search .results a,
	.ui .menu a,
	.ui.cards a.card,
	.issue-keyword a {
	text-decoration: none !important;
	}