Fix search configuration

[scalder27]

This PR fixing 2 problems:

1. custom search (jb_search_customisation_file) doesn't work. Just because of missing path.
2. since fuse.js@3.6.1 total weight couldn't exceed 1

Error: Total of weights cannot exceed 1
    at e.value (/usr/local/lib/node_modules/@bchatard/alfred-jetbrains/node_modules/fuse.js/dist/fuse.js:9:3409)
    at new e (/usr/local/lib/node_modules/@bchatard/alfred-jetbrains/node_modules/fuse.js/dist/fuse.js:9:2634)
    at /usr/local/lib/node_modules/@bchatard/alfred-jetbrains/src/index.js:31:20
    at Object.<anonymous> (/usr/local/lib/node_modules/@bchatard/alfred-jetbrains/src/index.js:60:3)
    at Object.<anonymous> (/usr/local/lib/node_modules/@bchatard/alfred-jetbrains/node_modules/esm/esm.js:1:251206)
    at /usr/local/lib/node_modules/@bchatard/alfred-jetbrains/node_modules/esm/esm.js:1:245054
    at Generator.next (<anonymous>)
    at bl (/usr/local/lib/node_modules/@bchatard/alfred-jetbrains/node_modules/esm/esm.js:1:245412)
    at kl (/usr/local/lib/node_modules/@bchatard/alfred-jetbrains/node_modules/esm/esm.js:1:247659)
    at Object.u (/usr/local/lib/node_modules/@bchatard/alfred-jetbrains/node_modules/esm/esm.js:1:287740)

[bchatard]

Thanks!