Sync some unlabeled graphics

graphics/battle_anims/sprites/black_ball.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+156 205 98
+156 205 98
+156 205 98
+131 205 131
+156 205 0
+24 0 106
+156 8 98
+0 213 131
+24 197 0
+164 8 106
+156 8 98
+164 8 106
+156 205 131
+24 213 98
+156 8 106
+164 205 98

graphics/battle_anims/unused/line_sketch_2.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+0 0 0
+0 0 255
+0 255 255
+148 255 255
+148 205 255
+148 156 255
+0 0 0
+0 0 0
+0 0 0
+255 0 8
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+255 255 255

graphics/battle_anims/unused/spinning_ball_2.pal

@@ -0,0 +1,35 @@
+JASC-PAL
+0100
+32
+98 156 131
+57 57 57
+156 156 156
+255 255 255
+255 205 0
+255 255 98
+213 98 24
+255 123 32
+106 65 172
+65 24 172
+255 205 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+98 156 131
+57 57 57
+156 156 156
+255 255 255
+57 123 0
+90 189 0
+123 255 8
+230 106 148
+255 139 255
+255 205 0
+255 255 98
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0