removed boost lexical_cast dependency

[Purva-Chaudhari]

PR description:

Remove boost lexical cast dependency in MagneticField and Fireworks with corresponding stl alternatives.

PR validation:

compiled and passed runtests

if this PR is a backport:

@davidlange6 @vgvassilev

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-35211/25159

• This PR adds an extra 32KB to repository

[cmsbuild]

A new Pull Request was created by @Purva-Chaudhari for master.

It involves the following packages:

• Fireworks/Core (visualization)
• MagneticField/Engine (reconstruction)
• MagneticField/GeomBuilder (reconstruction)

@Dr15Jones, @makortel, @cmsbuild, @alja, @slava77, @jpata can you please review it and eventually sign? Thanks.
@alja, @namapane this is something you requested to watch as well.
@perrotta, @dpiparo, @qliphy you are the release manager for this.

cms-bot commands are listed here

[slava77]

@cmsbuild please test

[alja]

+1

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-f7bc38/18458/summary.html
COMMIT: 1852c69
CMSSW: CMSSW_12_1_X_2021-09-08-2300/slc7_amd64_gcc900
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmssw/35211/18458/install.sh to create a dev area with all the needed externals and cmssw changes.

Comparison Summary

Summary:

• No significant changes to the logs found
• Reco comparison results: 4 differences found in the comparisons
• DQMHistoTests: Total files compared: 39
• DQMHistoTests: Total histograms compared: 3001001
• DQMHistoTests: Total failures: 6
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3000973
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 38 files compared)
• Checked 165 log files, 37 edm output root files, 39 DQM output files
• TriggerResults: no differences found

[slava77]

+reconstruction

for #35211 1852c69

• technical, as described
• jenkins tests pass

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next master IBs (tests are also fine). This pull request will now be reviewed by the release team before it's merged. @perrotta, @dpiparo, @qliphy (and backports should be raised in the release meeting by the corresponding L2)

[qliphy]

+1