gitmodules: normalize indentation and url

.gitmodules

@@ -12,7 +12,7 @@
 	url = https://github.com/mozilla/cubeb.git
 [submodule "dynarmic"]
 	path = externals/dynarmic
-    url = https://github.com/MerryMage/dynarmic.git
+	url = https://github.com/merryhime/dynarmic.git
 [submodule "libusb"]
 	path = externals/libusb/libusb
 	url = https://github.com/libusb/libusb.git
@@ -24,10 +24,10 @@
 	url = https://github.com/KhronosGroup/Vulkan-Headers.git
 [submodule "sirit"]
 	path = externals/sirit
-    url = https://github.com/yuzu-emu/sirit
+	url = https://github.com/yuzu-emu/sirit.git
 [submodule "mbedtls"]
 	path = externals/mbedtls
-    url = https://github.com/yuzu-emu/mbedtls
+	url = https://github.com/yuzu-emu/mbedtls.git
 [submodule "xbyak"]
 	path = externals/xbyak
 	url = https://github.com/herumi/xbyak.git
@@ -45,16 +45,16 @@
 	url = https://github.com/FFmpeg/FFmpeg.git
 [submodule "vcpkg"]
 	path = externals/vcpkg
-	url = https://github.com/Microsoft/vcpkg.git
+	url = https://github.com/microsoft/vcpkg.git
 [submodule "cpp-jwt"]
 	path = externals/cpp-jwt
 	url = https://github.com/arun11299/cpp-jwt.git
 [submodule "libadrenotools"]
 	path = externals/libadrenotools
-	url = https://github.com/bylaws/libadrenotools
+	url = https://github.com/bylaws/libadrenotools.git
 [submodule "tzdb_to_nx"]
 	path = externals/nx_tzdb/tzdb_to_nx
 	url = https://github.com/lat9nq/tzdb_to_nx.git
 [submodule "VulkanMemoryAllocator"]
 	path = externals/vma/VulkanMemoryAllocator
-	url = https://github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator
+	url = https://github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator.git