Add missing math library

[dwrobel]

Fixes the following linking error:

[100%] Linking C executable bin/berry
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_ceil': be_mathlib.c:(.text+0x23d): undefined reference to ceil'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_floor': be_mathlib.c:(.text+0x2d4): undefined reference to floor'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_round': be_mathlib.c:(.text+0x36b): undefined reference to round'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_sin': be_mathlib.c:(.text+0x402): undefined reference to sin'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_cos': be_mathlib.c:(.text+0x499): undefined reference to cos'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_tan': be_mathlib.c:(.text+0x530): undefined reference to tan'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_asin': be_mathlib.c:(.text+0x5c7): undefined reference to asin'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_acos': be_mathlib.c:(.text+0x65e): undefined reference to acos'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_atan': be_mathlib.c:(.text+0x6f5): undefined reference to atan'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_atan2': be_mathlib.c:(.text+0x7c9): undefined reference to atan2'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_sinh': be_mathlib.c:(.text+0x860): undefined reference to sinh'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_cosh': be_mathlib.c:(.text+0x8f7): undefined reference to cosh'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_tanh': be_mathlib.c:(.text+0x98e): undefined reference to tanh'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_sqrt': be_mathlib.c:(.text+0xa25): undefined reference to sqrt'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_exp': be_mathlib.c:(.text+0xabc): undefined reference to exp'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_log': be_mathlib.c:(.text+0xb53): undefined reference to log'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_log10': be_mathlib.c:(.text+0xbea): undefined reference to log10'
/usr/bin/ld: lib/liblibberry.a(be_mathlib.c.o): in function m_pow': be_mathlib.c:(.text+0xdf2): undefined reference to pow'
/usr/bin/ld: lib/liblibberry.a(be_vm.c.o): in function vm_exec': be_vm.c:(.text+0x31e2): undefined reference to fmod'
collect2: error: ld returned 1 exit status
make[2]: *** [CMakeFiles/berry.dir/build.make:130: bin/berry] Error 1
make[1]: *** [CMakeFiles/Makefile2:138: CMakeFiles/berry.dir/all] Error 2
make: *** [Makefile:91: all] Error 2

using recent gcc/ld compiler/linker available on Fedora 40:

$ gcc --version | head -n 1
gcc (GCC) 14.2.1 20240801 (Red Hat 14.2.1-1)

$ ld --version | head -n1
GNU ld version 2.41-37.fc40

[s-hadinger]

Thanks. I don't use cmake so I can't validate. @skiars ?