Don't use the '-g' buildoption in premake

We should use `symbols 'On'` instead, which is more compatible with
non-clang, non-gcc build systems, like Visual Studio.

Diffs=
db5688c4a Don't use the '-g' buildoption in premake (#5621)

.rive_head

diff --git a/.rive_head b/.rive_head
index f735bcd..bba85ad 100644
--- a/.rive_head
+++ b/.rive_head
@@ -1 +1 @@
-6237663659882f2ee15582fd8c9e8c517fe66a2f
+db5688c4afb57751ea6278b2b1f1c072d6e69adb

submodules/rive-cpp

diff --git a/submodules/rive-cpp b/submodules/rive-cpp
index dabe3a7..c09400e 160000
--- a/submodules/rive-cpp
+++ b/submodules/rive-cpp
@@ -1 +1 @@
-Subproject commit dabe3a7b28e719a486db1a584fba0e4f83b83d17
+Subproject commit c09400e08496c81b32793e94796217906b6a32f6