build: support generate project with cmake 3.18

[aceforeverd]

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)

• close cmake v3.18 support #1374
• close build(proto c): move openmldb generated proto cpp files into build directory #1091

• What is the current behavior? (You can also link to an open issue here)

• What is the new behavior (if this is a feature change)?

[codecov]

Codecov Report

Merging #1885 (5a8d3d4) into main (0b0d218) will decrease coverage by 0.03%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##               main    #1885      +/-   ##
============================================
- Coverage     75.74%   75.70%   -0.04%     
  Complexity      347      347              
============================================
  Files           613      613              
  Lines        117018   117018              
  Branches       1024     1024              
============================================
- Hits          88631    88587      -44     
- Misses        28178    28222      +44     
  Partials        209      209              

Impacted Files	Coverage Δ
src/sdk/db_sdk.cc	62.58% <0.00%> (-2.73%)	⬇️
src/catalog/tablet_catalog.cc	72.91% <0.00%> (-1.73%)	⬇️
src/storage/schema.h	89.43% <0.00%> (-1.63%)	⬇️
src/sdk/sql_cluster_router.cc	54.84% <0.00%> (-0.43%)	⬇️
src/client/tablet_client.cc	55.11% <0.00%> (-0.34%)	⬇️
src/tablet/tablet_impl.cc	59.34% <0.00%> (-0.30%)	⬇️
src/catalog/client_manager.cc	42.20% <0.00%> (-0.29%)	⬇️
src/storage/mem_table.cc	89.13% <0.00%> (-0.28%)	⬇️
src/zk/zk_client.cc	83.55% <0.00%> (-0.27%)	⬇️
hybridse/src/vm/runner.cc	67.76% <0.00%> (-0.12%)	⬇️
... and 4 more

---

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[github-actions]

Linux Test Report

       57 files       187 suites   1h 3m 18s ⏱️
  8 503 tests   8 499 ✔️ 4 💤 0 ❌
12 489 runs  12 485 ✔️ 4 💤 0 ❌

Results for commit 5a8d3d4.

♻️ This comment has been updated with latest results.

[github-actions]

SDK Test Report

  75 files    75 suites   6m 11s ⏱️
163 tests 161 ✔️ 2 💤 0 ❌
204 runs  202 ✔️ 2 💤 0 ❌

Results for commit 5a8d3d4.

[github-actions]

HybridSE Linux Test Report

       67 files       235 suites   6m 35s ⏱️
19 059 tests 19 057 ✔️ 2 💤 0 ❌

Results for commit 5a8d3d4.

[github-actions]

HybridSE Mac Test Report

       67 files       235 suites   6m 33s ⏱️
19 059 tests 19 057 ✔️ 2 💤 0 ❌

Results for commit 5a8d3d4.

[zhanghaohit]

LGTM

[tobegit3hub]

LGTM

[aceforeverd]

Bugs (0.5.x)