fixes doctest due to msolve v0.9.0 changes

Author: ederc

src/algorithms/solvers.jl

@@ -393,18 +393,17 @@ QQMPolyRingElem[x1 + 2*x2 + 2*x3 - 1, x1^2 - x1 + 2*x2^2 + 2*x3^2, 2*x1*x2 + 2*x
 
 julia> real_solutions(I)
 4-element Vector{Vector{QQFieldElem}}:
- [21667317587//34359738368, 21667317587//68719476736, -2844258330290649520990905062759917788583//21778071482940061661655974875633165533184]
+ [1454069069139182487//2305843009213693952, 1454069069139182487//4611686018427387904, -154187553040555781639//1180591620717411303424]
  [1, 0, 0]
- [15567773459//68719476736, 15567773459//137438953472, 744426424910260862653434112767010536665//2722258935367507707706996859454145691648]
- [11453246123//34359738368, 460175067//5846006549323611672814739330865132078623730171904, 3629678580490010276942662479272194255531//10889035741470030830827987437816582766592]
+ [8357884734418025835//36893488147419103232, 4178942367209012917//36893488147419103232, 40355437357166103123//147573952589676412928]
+ [6148914691236517205//18446744073709551616, 123527304065019319//85070591730234615865843651857942052864, 196765270119568550571//590295810358705651712]
 
 julia> real_solutions(I, interval=true)
 4-element Vector{Vector{Vector{QQFieldElem}}}:
- [[10833658793//17179869184, 5416829397//8589934592], [10833658793//34359738368, 5416829397//17179869184], [-355532291286331190123863132844989723573//2722258935367507707706996859454145691648, -1422129165145324760495452531379958894291//10889035741470030830827987437816582766592]]
+ [[11632552553113459895//18446744073709551616, 11632552553113459897//18446744073709551616], [5816276276556729947//18446744073709551616, 5816276276556729949//18446744073709551616], [-19273444130069472705//147573952589676412928, -77093776520277890819//590295810358705651712]]
  [[1, 1], [0, 0], [0, 0]]
- [[7783886729//34359738368, 3891943365//17179869184], [7783886729//68719476736, 3891943365//34359738368], [93053303113782607831679264095876317083//340282366920938463463374607431768211456, 372213212455130431326717056383505268333//1361129467683753853853498429727072845824]]
- [[5726623061//17179869184, 2863311531//8589934592], [-4371663141//1461501637330902918203684832716283019655932542976, 9203501349//2923003274661805836407369665432566039311865085952], [1814839290245005138471331239636097127765//5444517870735015415413993718908291383296, 907419645122502569235665619818048563883//2722258935367507707706996859454145691648]]
-
+ [[2089471183604506445//9223372036854775808, 4178942367209012945//18446744073709551616], [1044735591802253225//9223372036854775808, 2089471183604506467//18446744073709551616], [20177718678583051561//73786976294838206464, 10088859339291525781//36893488147419103232]]
+ [[6148914691236517197//18446744073709551616, 6148914691236517213//18446744073709551616], [-9388075108941468237//170141183460469231731687303715884105728, 9882184325201545513//170141183460469231731687303715884105728], [98382635059784275285//295147905179352825856, 49191317529892137643//147573952589676412928]]
 ```
 """
 function real_solutions(