build: add searchpath test to .gitignore
build: add searchpath test to .gitignore

test added with d46dfe1a6eda97b4ca29575eff34f4bc1bc5fef1 but generated
binary missed from gitignore.

Signed-off-by: Carlo Marcelo Arenas Belon <a799130fe4873cad0b28326d5f5ccb2cdc6e1724@sajinet.com.pe>

martinh/libconfuse,martinh/libconfuse,peda-r/libconfuse,troglobit/libconfuse,troglobit/libconfuse,westermo/libconfuse,peda-r/libconfuse,westermo/libconfuse