Match zCamera sdata2 section

[stravant]

• Migrate extern floats to actual constants.

• Tweak the existing constants to be bitwise correct.

• Move some forward declares to the anonymous namespace they should have been in.

• Start reversing zCameraUpdate.

[github-actions]

⚠️ 🔥

+138 bytes
🆗 Bot Rating: A fair and commendable contribution

Regressions: 1

⚠️ main/SB/Game/zCamera - zCameraFreeLookSetGoals(xCamera*, float, float&, float&, float&, float&, float) -32 bytes -> 95.83%

Progress: 4

📈 main/SB/Game/zCamera - .text +55 bytes -> 50.04%
📈 main/SB/Game/zCamera - .sdata2 +50 bytes -> 80.00%
📈 main/SB/Game/zCamera - zCameraUpdate(xCamera*, float) +84 bytes -> 2.16%
📈 main/SB/Game/zCamera - zCameraReset(xCamera*) +4 bytes -> 72.58%

[stravant]

(Also, didn't mean to branch on the main repo instead of the fork, used to doing that from another project at the moment so muscle memory)

[github-actions]

⚠️ 🔥

+138 bytes
🆗 Bot Rating: A fair and commendable contribution

Regressions: 13

⚠️ main/SB/Core/gc/ngcrad3d - .bss -40 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - .sbss -8 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - .sdata2 -30 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - .text -500 bytes -> 0.00%
⚠️ main/SB/Game/zCamera - zCameraFreeLookSetGoals(xCamera*, float, float&, float&, float&, float&, float) -32 bytes -> 95.83%
⚠️ main/SB/Core/gc/ngcrad3d - Open_RAD_3D_image -232 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - Close_RAD_3D_image -76 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - Lock_RAD_3D_image -80 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - Unlock_RAD_3D_image -48 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - GXEnd -4 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - GXTexCoord2f32 -16 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - GXColor4u8 -24 bytes -> 0.00%
⚠️ main/SB/Core/gc/ngcrad3d - GXPosition3s16 -20 bytes -> 0.00%

Progress: 4

📈 main/SB/Game/zCamera - .text +55 bytes -> 50.04%
📈 main/SB/Game/zCamera - .sdata2 +50 bytes -> 80.00%
📈 main/SB/Game/zCamera - zCameraUpdate(xCamera*, float) +84 bytes -> 2.16%
📈 main/SB/Game/zCamera - zCameraReset(xCamera*) +4 bytes -> 72.58%