Clean up SVG files and update logos

- Removed unnecessary XML and DOCTYPE declarations from SVG files.
- Eliminated comments within SVG files for cleaner output.
- Trimmed leading and trailing whitespace from SVG content.
- Ensured all SVG files end with a newline character.
- Updated multiple logo SVG files including WireGuard, Wise, WOG, Yahoo, and others to conform to the new standards.
- Enhanced the update-data.js script to automate the cleanup process for SVG files.

public/images/flags/er.svg

@@ -8,4 +8,4 @@
 		<path d="m3671 5280c-16 167 24 206 1 238-30-31-160-5-175-20 50-96 70-785-40-1162-51-45-200-221-243-260-93 76-449 78-523-210 56 38 208 94 289 79-123-44-314-188-294-373 29 19 73 83 112 98 44 15 148-4 181 16 37 21 72 86 80 103 12-32 8-188-104-227 33-28 146-5 222 94 111 151 65 296 85 356 16 49 133 161 163 184 1-85-64-216 19-508 29-102 125-254 146-321-44-47-159-159-182-173-25-1-246 39-339-18-50-29-94-64-113-113 32 4 202 26 204 9 2-18-9-9-78-56-51-47-112-106-107-272 34 49 61 118 156 99 63-9 131 67 147 104 2-38-16-151-78-221 19-27 224 134 233 273 2 46-3 81-7 118-2 27 161 185 208 173 19-3 66-207 84-302 22-116 67-341-20-472-21 13-124 53-254-86-54-62-59-126-38-145 19 34 119 119 143 103 8-34-125-49-75-244 8-25 27-35 42-37 15 87 89 100 144 220 21-39-4-93 3-130 8-40 7-86-15-103 22-7 62 0 125 149 35 88-3 215-22 242-1 34 49 71 65 210 18 120-26 298-35 335 38-24 85-46 100-94 16-56 3-167 56-252 37-64 100-110 203-78-12 34-41 15-79 58-30 48-44 83-31 119 24-4 17-46 63-74 70-36 100 3 142-7 39-12 63-39 74-54 12 31-5 128-126 203-3 2-7 4-10 6-42 23-43 8-51 15-12 13 20 28 72 21 52-7 99-24 110-58 12 8 27 70-98 153-83 50-222 32-264 10-20 11-154 94-167 122-25 113-136 380-238 563 2 17 82-7 168-84 38-32 95-264 171-326 65-50 141-42 201-38-29 10-120 60-120 146 12 11 33-36 88-46 53-6 98 27 138 27 40 2 106-35 115-47-37 177-202 224-312 232 22 35 147 64 260-15 5 17-38 126-192 173-166 50-188-44-258-40-68 3-128 67-157 82-44 24-109 22-122 39-18 23-15 223 15 363 21 96 67 244 93 337 40-40 151-57 221-222-25-75-70-374 292-446 7 15-61 45-84 89-32 48-35 139-24 171 35-44 72-106 193-99 76 5 128-22 171-74 13 5-13 136-83 215-60 70-140 102-150 131 49-3 128-10 251-123 5 27-65 184-207 257-90 41-249 41-342-11-24 40-107 152-213 206 41 379 36 535 21 700z"/>
 		<use xlink:href="#w" transform="matrix(-1,0,0,1,7200,0)"/>
 	</g>
-</svg>
+</svg>