Fix asTime API

[goccy]

SSIA

[github-actions]

Code Metrics Report

	main (adf6a0e)	#239 (d9726f0)	+/-
Coverage	65.5%	65.5%	+0.0%
Code to Test Ratio	1:0.3	1:0.3	+0.0
Test Execution Time	7m7s	7m4s	-3s

Details

  |                     | main (adf6a0e) | #239 (d9726f0) |  +/-  |
  |---------------------|----------------|----------------|-------|
+ | Coverage            |          65.5% |          65.5% | +0.0% |
  |   Files             |             71 |             71 |     0 |
  |   Lines             |          11990 |          11990 |     0 |
+ |   Covered           |           7849 |           7850 |    +1 |
+ | Code to Test Ratio  |          1:0.3 |          1:0.3 |  +0.0 |
  |   Code              |          37291 |          37291 |     0 |
+ |   Test              |          12984 |          13000 |   +16 |
+ | Test Execution Time |           7m7s |           7m4s |   -3s |

Code coverage of files in pull request scope (68.3% → 68.7%)

Files	Coverage	+/-
grpc/federation/cel/time.go	68.7%	+0.4%

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Reported by octocov