Fix Candidates method file match

[shuheiktgw]

strings.HasSuffix(file.GetName(), loc.FileName) could match the wrong file if there are multiple files with the same name. Instead, set the fileName field to the full file path and use that.

[github-actions]

Code Metrics Report

	main (bec3655)	#234 (f42aa18)	+/-
Coverage	65.5%	65.5%	-0.0%
Code to Test Ratio	1:0.3	1:0.3	0.0
Test Execution Time	7m2s	7m9s	+7s

Details

  |                     | main (bec3655) | #234 (f42aa18) |  +/-  |
  |---------------------|----------------|----------------|-------|
- | Coverage            |          65.5% |          65.5% | -0.0% |
  |   Files             |             71 |             71 |     0 |
  |   Lines             |          11825 |          11825 |     0 |
- |   Covered           |           7747 |           7746 |    -1 |
  | Code to Test Ratio  |          1:0.3 |          1:0.3 |   0.0 |
  |   Code              |          37064 |          37064 |     0 |
  |   Test              |          12892 |          12892 |     0 |
- | Test Execution Time |           7m2s |           7m9s |   +7s |

Code coverage of files in pull request scope (66.5% → 66.4%)

Files	Coverage	+/-
resolver/candidates.go	78.2%	-0.6%
source/file.go	64.2%	0.0%

---

Reported by octocov

[goccy]

LGTM 👍

[shuheiktgw]

🙏