[Jenkins] Fix envinf1 builds.

Jenkinsfile

@@ -177,7 +177,8 @@ pipeline {
               configure {
                 cmakeOptions =
                   '-DOGS_BUILD_UTILS=ON ' +
-                  '-DBUILD_SHARED_LIBS=ON '
+                  '-DBUILD_SHARED_LIBS=ON ' +
+                  '-DOGS_USE_CONAN=OFF '
                 env = 'envinf1/cli.sh'
               }
               build {
@@ -210,7 +211,8 @@ pipeline {
                 cmakeOptions =
                   '-DOGS_BUILD_UTILS=ON ' +
                   '-DBUILD_SHARED_LIBS=ON ' +
-                  '-DOGS_USE_PETSC=ON '
+                  '-DOGS_USE_PETSC=ON ' +
+                  '-DOGS_USE_CONAN=OFF '
                 env = 'envinf1/petsc.sh'
               }
               build {

scripts/cmake/Find.cmake

@@ -60,7 +60,7 @@ find_program(MODULE_CMD modulecmd
 ######################
 ### Find libraries ###
 ######################
-if(NOT OGS_USE_CONAN)
+if(NOT OGS_USE_CONAN OR NOT CONAN_CMD)
     find_package(Boost REQUIRED)
     include_directories(SYSTEM ${Boost_INCLUDE_DIRS})
 endif()