General: Resolve a few missing initializer warnings

Resolves a few -Wmissing-initializer warnings.

src/core/arm/arm_interface.cpp

@@ -147,10 +147,18 @@ std::vector<ARM_Interface::BacktraceEntry> ARM_Interface::GetBacktraceFromContex
     auto fp = ctx.cpu_registers[29];
     auto lr = ctx.cpu_registers[30];
     while (true) {
-        out.push_back({"", 0, lr, 0});
-        if (!fp) {
+        out.push_back({
+            .module = "",
+            .address = 0,
+            .original_address = lr,
+            .offset = 0,
+            .name = {},
+        });
+
+        if (fp == 0) {
             break;
         }
+
         lr = memory.Read64(fp + 8) - 4;
         fp = memory.Read64(fp);
     }

src/core/hle/service/nvflinger/buffer_queue.cpp

@@ -29,6 +29,10 @@ void BufferQueue::SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer)
         .slot = slot,
         .status = Buffer::Status::Free,
         .igbp_buffer = igbp_buffer,
+        .transform = {},
+        .crop_rect = {},
+        .swap_interval = 0,
+        .multi_fence = {},
     });
 
     buffer_wait_event.writable->Signal();

src/video_core/renderer_vulkan/vk_device.cpp

@@ -771,13 +771,18 @@ void VKDevice::CollectTelemetryParameters() {
     VkPhysicalDeviceDriverPropertiesKHR driver{
         .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DRIVER_PROPERTIES_KHR,
         .pNext = nullptr,
+        .driverID = {},
+        .driverName = {},
+        .driverInfo = {},
+        .conformanceVersion = {},
     };
 
-    VkPhysicalDeviceProperties2KHR properties{
+    VkPhysicalDeviceProperties2KHR device_properties{
         .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PROPERTIES_2_KHR,
         .pNext = &driver,
+        .properties = {},
     };
-    physical.GetProperties2KHR(properties);
+    physical.GetProperties2KHR(device_properties);
 
     driver_id = driver.driverID;
     vendor_name = driver.driverName;

src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp

@@ -159,6 +159,7 @@ std::vector<vk::ShaderModule> VKGraphicsPipeline::CreateShaderModules(
         .sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO,
         .pNext = nullptr,
         .flags = 0,
+        .codeSize = 0,
     };
 
     std::vector<vk::ShaderModule> modules;
@@ -388,6 +389,7 @@ vk::Pipeline VKGraphicsPipeline::CreatePipeline(const RenderPassParams& renderpa
         .logicOp = VK_LOGIC_OP_COPY,
         .attachmentCount = static_cast<u32>(num_attachments),
         .pAttachments = cb_attachments.data(),
+        .blendConstants = {},
     };
 
     std::vector dynamic_states{

src/video_core/texture_cache/surface_params.cpp

@@ -240,6 +240,7 @@ SurfaceParams SurfaceParams::CreateForFermiCopySurface(
         .is_tiled = is_tiled,
         .srgb_conversion = config.format == Tegra::RenderTargetFormat::B8G8R8A8_SRGB ||
                            config.format == Tegra::RenderTargetFormat::A8B8G8R8_SRGB,
+        .is_layered = false,
         .block_width = is_tiled ? std::min(config.BlockWidth(), 5U) : 0U,
         .block_height = is_tiled ? std::min(config.BlockHeight(), 5U) : 0U,
         .block_depth = is_tiled ? std::min(config.BlockDepth(), 5U) : 0U,