move pokemon graphics to mon-specific directories

graphics/pokemon/solrock/normal.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+49 164 82
+255 238 164
+238 213 115
+222 180 74
+180 148 82
+238 148 57
+205 123 49
+172 98 41
+139 82 32
+123 98 74
+57 41 24
+255 172 98
+213 74 82
+139 115 115
+82 82 90
+16 16 16

graphics/pokemon/solrock/shiny.pal

@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+49 164 82
+255 238 164
+238 213 115
+222 180 74
+180 148 82
+255 115 106
+255 65 57
+222 32 24
+189 0 0
+123 98 74
+57 41 24
+255 172 98
+0 205 255
+139 115 115
+82 82 90
+16 16 16