kernel: avoid dprintf messages for known header types we don't use.

* fix a typo in runtime_loader/count_regions().

src/system/kernel/elf.cpp

@@ -2231,6 +2231,12 @@ load_kernel_add_on(const char *path)
 			case PT_DYNAMIC:
 				image->dynamic_section = programHeaders[i].p_vaddr;
 				continue;
+			case PT_INTERP:
+				// should check here for appropriate interpreter
+				continue;
+			case PT_PHDR:
+				// we don't use it
+				continue;
 			default:
 				dprintf("%s: unhandled pheader type %#" B_PRIx32 "\n", fileName,
 					programHeaders[i].p_type);

src/system/runtime_loader/elf_load_image.cpp

@@ -64,7 +64,7 @@ count_regions(const char* imagePath, char const* buff, int phnum, int phentsize)
 				// will be handled at some other place
 				break;
 			case PT_INTERP:
-				// should check here for appropiate interpreter
+				// should check here for appropriate interpreter
 				break;
 			case PT_NOTE:
 				// unsupported