feat: use currentStroke for icons

frontend/src/lib/components/icons/Home.svelte

@@ -12,9 +12,9 @@
 
 <style>
 	path {
-		@apply fill-sspsBlue;
+		@apply fill-current;
 	}
 	path:nth-child(2) {
-		@apply stroke-sspsBlue;
+		@apply stroke-current;
 	}
 </style>

frontend/src/lib/components/icons/Lock.svelte

@@ -10,10 +10,10 @@
 
 <style>
 	svg {
-		@apply stroke-sspsBlue fill-sspsBlue;
+		@apply stroke-current fill-current;
 	}
 	g,
 	path {
-		@apply fill-sspsBlue stroke-sspsBlue;
+		@apply fill-current stroke-current;
 	}
 </style>

frontend/src/lib/components/icons/Person.svelte

@@ -10,6 +10,6 @@
 
 <style>
 	path {
-		@apply fill-sspsBlue stroke-sspsBlue;
+		@apply fill-current stroke-current;
 	}
 </style>

frontend/src/lib/components/textfield/IdField.svelte

@@ -20,4 +20,7 @@
 </TextField>
 
 <style>
+	div {
+		@apply text-sspsBlue;
+	}
 </style>

frontend/src/routes/(candidate)/(authenticated)/register/+page.svelte

@@ -3,10 +3,8 @@
 	import { apiFillDetails } from '$lib/@api/candidate';
 	import Submit from '$lib/components/button/Submit.svelte';
 
-	import Email from '$lib/components/icons/Email.svelte';
 	import Home from '$lib/components/icons/Home.svelte';
 	import SchoolBadge from '$lib/components/icons/SchoolBadge.svelte';
-	import Telephone from '$lib/components/icons/Telephone.svelte';
 	import SplitLayout from '$lib/components/layout/SplitLayout.svelte';
 	import SelectField from '$lib/components/SelectField.svelte';
 	import EmailField from '$lib/components/textfield/EmailField.svelte';
@@ -187,7 +185,7 @@
 						placeholder="Místo narození"
 						icon
 					>
-						<div slot="icon" class="flex items-center justify-center">
+						<div slot="icon" class="flex items-center justify-center text-sspsBlue">
 							<Home />
 						</div>
 					</TextField>