feat: added missing icons

The following icons added:
- `key_pair_prvate_key.svg`
- `key_pair_seed_phrase.svg`

src/assets/img/icons/key_pair_private_key.svg

@@ -0,0 +1,10 @@
+<svg width="19" height="14" viewBox="0 0 19 14" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M0.523438 1.35162C0.523438 0.929285 0.859224 0.586914 1.27344 0.586914H8.02344C8.43765 0.586914 8.77344 0.929285 8.77344 1.35162C8.77344 1.77396 8.43765 2.11633 8.02344 2.11633H1.27344C0.859224 2.11633 0.523438 1.77396 0.523438 1.35162Z" fill="#4360DF"/>
+<path d="M10.5234 1.35162C10.5234 0.929285 10.8592 0.586914 11.2734 0.586914H17.7734C18.1877 0.586914 18.5234 0.929285 18.5234 1.35162C18.5234 1.77396 18.1877 2.11633 17.7734 2.11633H11.2734C10.8592 2.11633 10.5234 1.77396 10.5234 1.35162Z" fill="#4360DF"/>
+<path d="M13.5234 5.17515C13.5234 4.75281 13.8592 4.41044 14.2734 4.41044H17.7734C18.1876 4.41044 18.5234 4.75281 18.5234 5.17515C18.5234 5.59749 18.1876 5.93986 17.7734 5.93986H14.2734C13.8592 5.93986 13.5234 5.59749 13.5234 5.17515Z" fill="#4360DF"/>
+<path d="M5.52344 8.99868C5.52344 8.57634 5.18765 8.23397 4.77344 8.23397H1.27344C0.859229 8.23397 0.523442 8.57634 0.523442 8.99868C0.523442 9.42101 0.859229 9.76339 1.27344 9.76339H4.77344C5.18765 9.76339 5.52344 9.42101 5.52344 8.99868Z" fill="#4360DF"/>
+<path d="M0.523438 5.17515C0.523438 4.75281 0.859224 4.41044 1.27344 4.41044H11.0234C11.4377 4.41044 11.7734 4.75281 11.7734 5.17515C11.7734 5.59749 11.4377 5.93986 11.0234 5.93986H1.27344C0.859224 5.93986 0.523438 5.59749 0.523438 5.17515Z" fill="#4360DF"/>
+<path d="M18.5234 8.99868C18.5234 8.57634 18.1877 8.23397 17.7734 8.23397H8.02344C7.60922 8.23397 7.27344 8.57634 7.27344 8.99868C7.27344 9.42101 7.60922 9.76339 8.02344 9.76339H17.7734C18.1877 9.76339 18.5234 9.42101 18.5234 8.99868Z" fill="#4360DF"/>
+<path d="M0.523438 12.8222C0.523438 12.3999 0.859224 12.0575 1.27344 12.0575H8.02344C8.43765 12.0575 8.77344 12.3999 8.77344 12.8222C8.77344 13.2445 8.43765 13.5869 8.02344 13.5869H1.27344C0.859224 13.5869 0.523438 13.2445 0.523438 12.8222Z" fill="#4360DF"/>
+<path d="M10.5234 12.8222C10.5234 12.3999 10.8592 12.0575 11.2734 12.0575H17.7734C18.1877 12.0575 18.5234 12.3999 18.5234 12.8222C18.5234 13.2445 18.1877 13.5869 17.7734 13.5869H11.2734C10.8592 13.5869 10.5234 13.2445 10.5234 12.8222Z" fill="#4360DF"/>
+</svg>

src/assets/img/icons/key_pair_seed_phrase.svg

@@ -0,0 +1,4 @@
+<svg width="19" height="18" viewBox="0 0 19 18" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M1.52344 16.3369C1.10922 16.3369 0.773438 16.6727 0.773438 17.0869C0.773438 17.5011 1.10922 17.8369 1.52344 17.8369H17.5234C17.9377 17.8369 18.2734 17.5011 18.2734 17.0869C18.2734 16.6727 17.9377 16.3369 17.5234 16.3369H1.52344Z" fill="#4360DF"/>
+<path d="M10.2734 1.08691C10.2734 0.672701 9.93765 0.336914 9.52344 0.336914C9.10922 0.336914 8.77344 0.672701 8.77344 1.08691V5.61134C8.77344 5.92031 8.496 6.15533 8.19124 6.10454L3.64674 5.34712C3.23816 5.27902 2.85174 5.55504 2.78364 5.96361C2.71555 6.37219 2.99156 6.75861 3.40014 6.82671L7.6022 7.52705C7.9486 7.58479 8.12912 7.97227 7.95046 8.27462L5.62774 12.2054C5.41702 12.562 5.53528 13.0219 5.89189 13.2326C6.2485 13.4433 6.70841 13.3251 6.91913 12.9685L9.09297 9.28965C9.2865 8.96214 9.76037 8.96214 9.9539 9.28965L12.1277 12.9685C12.3385 13.3251 12.7984 13.4433 13.155 13.2326C13.5116 13.0219 13.6299 12.562 13.4191 12.2054L11.0964 8.27462C10.9178 7.97227 11.0983 7.58479 11.4447 7.52705L15.6467 6.82671C16.0553 6.75861 16.3313 6.37219 16.2632 5.96361C16.1951 5.55504 15.8087 5.27902 15.4001 5.34712L10.8556 6.10454C10.5509 6.15533 10.2734 5.92031 10.2734 5.61134V1.08691Z" fill="#4360DF"/>
+</svg>